Health: News, features, tips and alerts to keep you healthy - CBS News 8 - San Diego, CA News Station - KFMB Channel 8

Why some women find good sleep tough to get

Some women have trouble staying asleep, and a new small study may shed light on why.

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Hillary Clinton's pneumonia: How serious, the prognosis

Democratic presidential candidate Hillary Clinton's pneumonia may have heightened questions about her overall health, but doctors say pneumonia is common and, in her case, may not be very serious.

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Dosing errors common with kids' liquid meds

Parents may give their child too much or too little medicine when dispensing liquid medication, especially if they use a dosing cup, a new study reports.

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What's regular exercise worth? Maybe $2,500 per year

Trying to decide whether you can afford the time and money to start an exercise routine?

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New 'superlice' resist most over-the-counter remedies

In the war against "superlice," parents appear to be up against a mighty foe -- and it's one they'd certainly rather never see in the first place.

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College students using more pot, fewer opioids

American college students' use of marijuana continues to increase, but the appeal of other drugs, including amphetamines and opioids, may be waning, a new study found.

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Congress can't agree on additional funding to fight Zika

Congress returned to work Tuesday from its seven-week summer break and failed to agree on additional funding to fight the Zika virus.

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Fans may not be cool choice for the elderly

When the temperature soars to 108 degrees Fahrenheit or higher, older adults may want to forgo an electric fan, a tiny study suggests.

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Are birth control pills tied to decline in ovarian cancer deaths?

Ovarian cancer deaths are down dramatically in many parts of the world, and researchers believe the use of birth control pills may be a main reason why.

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Number of Americans on gluten-free diet tripled in 5 years

Gluten-free diets seem to be the latest fad, yet the number of people being diagnosed with celiac disease hasn't budged, new research shows.

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Kids make better food choices online than in school lunch lines

Kids pick healthier foods when they order their school lunches online and get reminders about good nutrition, a new study suggests.

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1 in 6 younger Americans wants to die before 80

The fear of growing old may be stronger than the fear of death among many Americans, a new survey suggests.

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Parents can play key role in setting healthy habits for kids

Encouraging your kids to eat right, exercise and limit screen time may not be enough to instill healthy habits. You also need to lead by example, researchers suggest.

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Strong link emerges between Zika, spikes in temporary paralysis cases

Where there's a Zika outbreak, there will likely be an accompanying increase in cases of Guillain-Barre syndrome, a new analysis shows.

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More U.S. adults using marijuana than ever

As perceptions of marijuana change, more American adults are using pot than ever before, and they're using it more often, a new study finds.

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iPads calm surgery-bound kids as well as sedatives

Savvy parents probably already suspect it: iPads work as well as sedative drugs to calm anxious kids before surgery, a new study shows.

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Contacts may one day be used to deliver glaucoma medication

A special type of contact lens has been designed to gradually deliver medication to the eye, researchers report.

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Researchers find another way Zika can harm babies

In yet another example of the damage that maternal Zika infection can inflict on a fetus during the early months of pregnancy, a new report suggests that close to 6 percent of these babies may also experience hearing loss.

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Mylan to offer generic EpiPen

A cheaper generic version of the emergency allergy treatment EpiPen will be made available within the next few weeks, manufacturer Mylan said Monday.

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3 drugs identified to potentially fight Zika virus

Three already existing drugs may offer pregnant women and their developing fetuses protection against the damaging effects of Zika virus, a new multicenter study reports.

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More parents believe vaccines are unnecessary

Pediatricians are encountering more parents who refuse to have their children vaccinated, mainly because they don't see the point of vaccines, a U.S. survey found.

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More Americans can afford medications under Obamacare

Though a growing number of Americans are able to afford prescription medications, millions still have difficulty, a new study finds.

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Even a little exercise may help stave off dementia

Couch potatoes have a higher risk of developing dementia in old age, a new study reports.

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Coffee cravings may spring from your DNA

Anybody up for a steaming cup of Joe? Turns out your DNA may hold the answer.

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Music therapy helps preemie babies thrive

The soothing sound of mom singing may help premature newborns breathe easier, a new review finds.

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Cancer on course to become top killer of Americans

Cancer is on track to become the leading cause of death in the United States, closing in on heart disease as America's number one killer, a new government study shows.

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Five more cases of local Zika infection reported in Florida

Five more cases of locally transmitted Zika infection were confirmed by Florida health officials on Tuesday, including one in the Tampa Bay area.

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Climate change may prolong smog season in southeast U.S.

The southeastern United States may have high levels of ozone air pollution for a longer time each year due to climate change, a new study suggests.

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Teen cyberbullies more apt to be friends than strangers

Cyberbullying among teens is highly likely to involve current or former friends and dating partners, a new study finds.

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Couples at risk during 'divorce season'

Are certain times of the year harder on a marriage?

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To keep teens slim, focus on health not weight

When teenagers are overweight, parents and doctors should encourage a healthy lifestyle rather than worry about the number on the bathroom scale, the American Academy of Pediatrics (AAP) says.

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Five local Zika cases reported in Miami Beach

Florida Gov. Rick Scott confirmed on Friday that local transmission of the Zika virus has occurred in Miami Beach, with a total of five cases reported so far.

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'Business diet' a bad deal for the heart

In the go-go world of business meetings and nonstop travel, healthy home-cooked meals often give way to unhealthy fare consumed on the road.

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Who drinks more -- couples or singles?

Do personal relationships change drinking habits?

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Peanut allergy treatment: The earlier in childhood, the better

A treatment for peanut allergies may work better if it's given to children earlier, even as young as 9 months, before the body's "allergic program" fully matures, new research suggests.

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Pay gaps persist for female doctors across the U.S.

Female doctors in the United States make much less than their male colleagues, a new study finds.

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2 kids an hour hurt in strollers, infant carriers

Although strollers and child carriers may look safe, two children are injured in these kid-movers every hour in the United States, a new study says.

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Texas reports 1st U.S. case of Zika from travel to another state

In what appears to be the first case of Zika infection traveling across state lines, Texas health officials report that a resident of that state who visited Miami recently has tested positive for the virus.

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Heat waves hit seniors hardest

As much of the Northeast struggles with a heat wave that isn't expected to ease until the middle of this week, here are some expert tips on how to spot heat stroke.

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Cancer now leading killer in 12 European nations

Cancer has overtaken heart disease and stroke as the leading cause of death in 12 European countries, a new study reports.

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Zika not changing most Americans' Florida travel plans

Concerns around the mosquito-borne Zika virus aren't dampening many Americans' plans to visit Florida, a new survey shows.

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Where do Americans buy most of their junk food?

A new study challenges the "food desert" theory, which suggests that a lack of grocery stores in some neighborhoods puts people at increased risk of obesity by limiting their access to healthy foods.

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Would weaker beer help reduce alcohol's harms?

Lowering the alcohol content in beer and other drinks may help reduce their harmful health effects, researchers say.

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Depression can stalk families through generations

People whose parents and grandparents suffered from depression are at much higher risk of developing the illness, a new study suggests.

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4 more cases of local Zika infection reported in Miami area

Four more cases of Zika infection that were likely spread through mosquito bites have been reported in the Miami area, bringing the total count of cases to 21, Florida Gov. Rick Scott said Tuesday.

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After-hours work email no friend of the family

Picture this: It's Saturday morning. You're in the bleachers watching your kid play soccer. But, instead of enjoying the game, you're bracing for a barrage of emails from the boss, because that's her style.

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Zika linked to deformed limbs in newborns

The Zika virus has already been linked to serious birth defects in the brain, and now it looks as if the virus may also cause deformities of joints in the arms and legs of newborns, a new Brazilian study suggests.

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6 million Americans drink water tainted with toxic chemicals

Millions of Americans are exposed to unsafe levels of dangerous chemicals in their drinking water that may trigger a host of health problems, researchers report.

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Health insurance status may affect cancer patients' survival

Two large studies suggest that surviving certain cancers in America could depend on your health insurance status.

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Don't shrug off shoulder safety when playing summer sports

Millions of Americans enjoy summer sports, but nobody enjoys heading to the emergency room when their favorite form of exercise leads to serious shoulder pain.

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Why teens choose e-cigarettes

Teenagers try e-cigarettes the first time for very teen-related reasons -- they're curious, friends use them, and there are lots of different flavors that taste good.

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Body acceptance rises for women

American women seem more satisfied with their weight now than they were 30 years ago, preliminary new research indicates.

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Zika won't pose risks at the Olympics

The 2016 Olympic Games in Brazil won't trigger a global spread of Zika virus, with little risk of infected competitors and spectators sparking widespread local transmissions back in their home countries.

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Stressed dads can affect kids' development

When dads are stressed out about parenting, it may take a toll on their toddlers' development, a new study suggests.

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Study dashes Millennials' reputation as hookup generation

A new study contradicts the common perception that young American adults -- so-called Millennials -- are having more casual sex than previous generations.

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Ban on indoor tanning by minors not working

New Jersey's ban on the use of indoor tanning salons by children and teens appears to have had little effect, a new study finds.

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Average American 15 pounds heavier than 20 years ago

There's no doubt about it: Americans are getting heavier and heavier.

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Is all that flossing really worth it?

Your mom told you to floss from an early age, and you try your best to keep up the habit because it saves gums and teeth. Or does it?

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Lots of red meat, an earlier grave?

If you turn to red meat as your main source of protein, you could be shortening your life, a new study suggests.

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Family lifestyles may be as important to health as genes

Shared lifestyles and surroundings may play as strong a role as genes in diseases that run in families, a new study indicates.

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Pregnancy problems more likely with baby boys

Serious pregnancy complications are more likely when women are carrying baby boys, new research suggests.

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Florida reports first locally transmitted Zika infections in U.S.

The United States is apparently experiencing its first local outbreak of the Zika virus, with four human infections reported in south Florida very likely caused by mosquito bites.

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Is non-celiac gluten sensitivity real?

Is gluten sensitivity a figment of the popular imagination conjured up by the gluten-free craze?

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Safer heads prevail with new high school football rule

Concussions are a major risk for high school football players, but new research found that one small change lowered the risk of blows to the head.

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Hour of exercise a day may offset sitting's toll on health

Just one hour of physical activity a day -- something as simple as a brisk walk or a bicycle ride -- may undo the increased risk of early death that comes with sitting eight hours or more on a daily basis.

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E-cigarettes emit toxic vapors

All electronic cigarettes emit harmful chemicals, and levels of those toxic compounds are affected by factors such as temperature, type and age of the device, a new study finds.

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Transgender's classification as 'mental disorder' is outdated

Being transgender is currently classified as a mental health disorder in the World Health Organization International Classification of Diseases, but a new study suggests that should change.

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1.6 million child-bearing women in Latin America could get Zika

Up to 1.6 million child-bearing women in Central and South America may be at risk for infection with the Zika virus by the end of the first phase of the epidemic, new research suggests.

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Edible pot sends toddlers to Colorado ERs

Young children in Colorado are winding up in the emergency room after ingesting pot-laced goodies left out in the open by adults, doctors report.

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'Heat dome' contines to scorch much of U.S.

The massive "heat dome" that sent temperatures in the United States soaring over the weekend continued to suffocate the central and eastern parts of the country on Monday, as experts offered tips on how to stay cool.

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'Walking meetings' may boost employee health, productivity

Here's an idea that might make staff meetings less boring and more healthful: New research suggests you walk while you talk business.

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3 health issues that can threaten young female athletes

Doctors need to be on the lookout for a trio of harmful health conditions in young female athletes, a new report says.

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1 in 10 Americans has experienced ringing in the ears

One in 10 Americans has experienced ringing in the ears, a condition called tinnitus, and that is likely the result of prolonged exposure to loud noises, new research suggests.

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Menopause: Not all hot flashes are created equal

The hot flashes and night sweats of menopause don't play out the same for all women, new research shows.

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Even your heart may benefit from extra education

While there are many obvious benefits to achieving a higher level of education, one you may not have considered is a boost to your heart health.

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College linemen larger than ever

Offensive linemen who play college football -- even at small Division III schools -- are getting bigger than ever, a new study shows.

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Florida investigates possible local transmission of Zika virus

Florida health officials are investigating what could be the first case of locally transmitted Zika virus infection in the continental United States.

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Cutting down on sweets can help kids' hearts

Cutting sugar -- not calories -- is the key to reducing the risk of heart disease among obese children, a new study suggests.

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Limit kids' exposure to media violence, pediatricians say

Media violence has become a routine part of the daily lives of American children, and parents, lawmakers and the media should take steps to change that, a leading pediatricians' group recommends.

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Early bedtime for preschoolers, healthier weight later?

Sending preschoolers off to bed early may bring them an unexpected benefit: less chance of obesity when they are teens.

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9 out of 10 strokes could be prevented

Stroke is a leading cause of death and disability but the vast majority of strokes are preventable, according to a new study.

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Cancer patients, doctors often disagree about prognosis

Cancer patients and their doctors often hold different opinions about the patient's chances for survival and how long he or she might live, according to a new study. And, in many cases, patients are unaware there's any misunderstanding.

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Play 'Pokemon Go' without landing in the ER

Here a Pokemon, there a Pokemon, everywhere a Pokemon! The wildly popular game -- the top grossing app on iTunes, less than a week after its release -- is so enthralling that players are unintentionally placing themselves in harm's way.

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