But ECG use controversial because of cost, number of false positives, study says

Before heading to the gym, take simple steps to avoid the potentially deadly bacteria

Their bodies don't cool quickly, so caution should rise with temperatures

Heart association seeks policy, social changes that boost healthier eating, exercise

Trainers' group warns summer's temperatures can also bring severe injury

Surgeons group offers tips on how to be footloose and injury-free

Access to defibrillators and knowing how to use them could reduce deaths, experts say

Study finds safety standards needed, especially for use on public roads

National Wildlife Federation says turn off TVs, computers, venture into nature

Two labs came to different conclusions on identical urine samples, study finds

Study says startle response sped up reactions

But proper sports gear and preparation can prevent unnecessary accidents, experts say

How to stick to your schedule

Expert sorts myth from fact when it comes to toeing the line on healthy practices

It led to almost 40-pound reduction among sedentary, obese women, study found

But outside their game, they see pretty much like everyone else, study finds

Performance rose even when athletes mistakenly thought they were taking growth hormone, researchers say

Preventing problems requires preparation, planning and anticipating trouble, experts say

Ghrelin levels key to reduced estrogen in adolescents

7-year study found staying in good shape more important than weight

Brazilian study finds 36% reduction in time awake and a drop in anxiety levels

Findings apply to women inactive before pregnancy or previous history of condition

Over time, players less able to transfer weight on shots, so being in shape can improve scores

Spinal compression, equipment weight makes for temporary height loss, study says

Most injuries occurred to muscles, tendons, analysis finds

Some do's and don'ts

Gait support translated into 10% average decrease in lateral load on joint, study finds

Suggestions to keep you safe

Among people at high risk, healthy eating and exercise can delay disease, researchers say

Canada's TELEHEALTH program improved conditions for patients in rural and remote areas

Condition can lead to heart attack and stroke, researchers note

Nashville, St. Louis, and Detroit bring up the rear, survey says

Here are ways to prevent feeling burned out and stressed

Findings in mouse model hint of new treatment strategies for the disease

After hospital, they're twice as likely to be injured, so prevention strategies are key

More than half taking naftidrofuryl, a blood vessel medication, improved distances 50%

And childhood obesity is a key culprit, study says

But, exercise helps prevent the disease, two additional studies report

Suggestions to stay smoke-free and healthy

Study finds little more than half of patients were checked, only 39% met treatment goals

Kids and pros need to play smart to avoid devastating vision injuries, group says

Rehab with therapist had more benefit than those using robotic devices, study finds

All 'impact' sports may help to prevent osteoporosis later in life, research suggests

Aerobic workouts, counseling therapy boosted physical ability, lessened melancholy

Take care to prevent a heat injury

Many aren't exercising enough or getting proper nutrition, study finds

Plants may help improve air quality and encourage youngsters to play more outdoors

Preferred activities, and those to avoid

A 12% solution increased levels of antioxidants, researchers say

Prevention of ligament injuries is key, experts say

Expert says goal is to maintain strength, not gain it, while you mend

Efforts that fueled recent declines have hit a plateau, report says

It's an essential part of your workout

This, despite research that says proper diet and exercise can keep disease from recurring

But planting low-allergen species, avoiding high pollen hours can help

With spring's arrival, optometrists' group urges public to treat vision like the pros do

It helped to reduce air trapped in the lungs during exercise, researchers find

Review suggests it be included as basic component before and after treatments

Finding hints of new treatments for anemia, other diseases that affect red blood cells

It may produce chemicals that protect the brain, study suggests

But exercise outside organized teams has drops as adolescence approaches, study finds

Harness offers partial support as patients re-learn to walk

British study found it shaved 10 to 12 years off biological age

Study finds 20 minutes of activity a week, including housework, is good for mental health

Moderate regimen saw heart output, breathing improve, researchers say

Even fetus shows lower heart rate when moms-to-be work out regularly

Philadelphia-based nutrition program reduced overweight by 50%, study concludes

Carrying 26 pounds for just 10 minutes can lead to fatigue, loss of motor skills

Personal sets interfere with family time, grades and nutrition, study finds

Suggestions for diabetics

9-week course for women over 65 showed increased flexibility, balance and stance

Some antioxidants may protect people like athletes, soldiers from fatal temperature rise

Many have high percentages of body fat, leaving them prone to heart disease, diabetes

Up to half of cancer deaths could be avoided with lifestyle changes, experts say

But problems persist, such as disparities among races, report finds

Potbellies in midlife may flood brain with toxic substances, researcher says

Key difference appears to be how their bodies react to protein, study says.

Even more than income, where people live determines who goes out to play, study finds

Rules to live by

But it's not too late to protect yourself and your family, experts say

And help prevent osteoporosis

Monitoring white matter levels may assist early identification of walking problems

Insulin levels hike very fast when daily physical activity declines, Danish study found.

Study finds quality of life suffers, but mental acuity may actually improve

Just 10-30 minutes a day showed significant improvement in social functioning

Vary your exercise routine

Arthroscopy kept function at 93% of pre-injury levels among young and active, study finds

Helmets, pads should be left on, then removed as a unit once patient is stabilized

Improvement after breathing, stretching program still evident 3 months later, study finds

Night owls especially need to readjust to cope with loss of hour's sleep on March 9

Findings show just 30 minutes of activity helped men, women regardless of family history

British researchers suggest reductions could lower chances of heart disease, diabetes

PDAs beeped reminders to participants, and they worked out longer, study shows

Rest is the best medicine

It seems to plug calcium leaks that cause tiring in muscles, study says

Researchers find 25% decrease in usage of parks and forests, point to sedentary society

Longer exposure to water, wet sand boosts gastrointestinal illness risk, study says

Those with poor balance, dementia, vision loss most in peril, group says

National outreach to stress importance of physical activities to improve balance

Relieve symptoms with exercise

You don't have to hit the gym

Active people biologically younger than couch potato set, British study suggests

The device helps them set, meet goals, study suggests

Brisk 30-minute walk a few days a week cut death risk in half, study found

But it also found that diet soda doesn't protect against metabolic syndrome

It helps patients shed more pounds than dieting and exercise do, study shows

Even 6 months later, improvements in pain and fatigue still evident, study finds

Snow activities boost head injury risk, but experts say precautions can keep you safe

The combination could add years to your life, Danish researchers find

Finding may fuel debate about screening for cardiovascular problems

Metformin plus lifestyle intervention counteracts pounds added by antipsychotics

Those who self-reported low esteem most likely to add pounds over 2-year span, study finds

Not smoking, exercising, moderate drinking, eating veggies could add 14 years, study says

Tips on getting healthy without heading to the gym

It lowers stress and depression, even though it doesn't impact on hot flashes, study finds

Find an exercise that you love and seek out support from friends, experts advise

Some seniors have a hard time coping with winter's chill, experts warn

Tread carefully in slush and ice, and use caution when exiting transportation

Serious injuries can happen to kids if precautions are skipped, experts say

Lifestyle changes are key to avoiding complications, doctors say

Outdoor spaces and lots of portable toys get kids moving, researchers say

Early practice for youngsters can reduce risk of shoulder injury, physician to pros says

Healthy diet, exercise are real blues-beaters, experts say

Don't change exercise routine too abruptly

Enjoying what the season brings means taking things as they come, expert says

As another Christmas Day approaches, they speculate how he jolly well does it

Even moderate exercise helps ward off dementia, study shows

Help protect your teeth

Ways to get young children interested

Just a 30-minute walk most days reduces threat, even without diet changes, study finds

Giving workers some leeway promotes positive lifestyle changes, study finds

Study finds automated calls a low-cost way to motivate sedentary people to work out

Waist-hip ratio measurement is a strong predictor of heart disease, Britsh study says

Study finds total levels of activity more important than intensity

U.S. study finds the more red meat and processed meat you eat, the higher the risk

Researchers find pronounced effect in those over 40

Ways to stay fit

More salads, exercise, can keep lung tumors at bay, one study found

People in good shape tend to outlive folks who aren't, study finds

Some easy ways to keep fit

The national partnership wants to create a healthier America

NASA study shows that short, intense bouts help maintain strength

Traveling or just under stress, holiday period is perfect time to lighten your load

A new program counters idea that seniors are by nature sedentary

Make sure they're comfortable

Gains in the 1980s, 1990s have slowed or even been reversed, experts warn

Some easy ways to keep moving

It's all about attitude, say seniors first diagnosed in childhood

2 hours after exposure to fumes, volunteers' blood platelets thickened, study found

But check with a doctor first

It stimulates tissue repair better than drugs, study finds

They performed no better with Cardiac Resynchronization Therapy, researchers say

Children as young as 7 show signs of cardiovascular risk factors, study finds

Food, exercise choices may lower risk by almost 80% for those with ovulatory disorders, study suggests

Women need to be aware of their heart disease risk before and after pregnancy

Make it part of your routine

Report says exercise and diet can lower chances of malignancies

It's linked to obesity, which then triggers hypertension, study suggests

It boosts the mind and the body, study shows

Swimmers, divers, runners have poorer bone density, research shows

Easy ways to get more exercise

Some gym members object, but these noises may boost fitness

Respiratory patients left hospital about 3 days sooner, study found

Much of the benefit comes from changes in blood pressure, inflammation

But more is needed to improve nutrition and physical activity, report says

New review of the evidence shows no link

Use a rectal thermometer instead, experts urge

Sessions relieve pain and help improve daily function, researchers say

Expensive or not, sneakers performed equally in high-tech tests

They help ward off osteoarthritis, study suggests

Studies find it's tougher than ever for youngsters to stay healthy

Healthy blood pressure and weight can help avoid heart failure; rehab can aid recovery

But gains in flexibility, quality of life don't last, data suggests

Exercise is always good, but combining two approaches brings better results, study finds

Fluid buildup in lungs can be deadly for skiers, mountain climbers, regardless of fitness

Condition arises even in those with no asthma history, study finds

Exercise, yoga improve quality of life, even chemotherapy compliance, studies find

Pig study shows blocking 2 proteins could mean less invasive treatment of meniscus damage

New findings show no state posted a decline in adult rates last year

Each condition encourages the other, study finds

Lab tests show altering anthocyanin molecules could lead to new treatments, study says

Obesity, tobacco cause half of all cancers, presidential panel says

Experience won't always compensate for flagging stamina, study suggests

3 half-hour walks per week shed pounds, lowered blood pressure, study found

Just a 30-minute daily walk can help stave off diabetes, heart trouble, study finds

'Metabolic syndrome' includes higher blood pressure, cholesterol

Lifestyle changes can slash your risk for cardiovascular disease as well as diabetes

Findings come from mouse study, however, and sunscreen is still key, experts say

'Second Life' fund-raiser mirrors real-world relay race, organizers say

Frequency of regular physical activity was key factor in healthy blood levels, study finds

Younger players get injured less often but more severely than college players, study finds

Study finds benefit in 20-minute rest between half-hour workouts

The path to a better, longer life may be shorter than you think

Targeting this change could lead to new therapies, researchers say

Make sure the youngster is getting the right foods and liquids

Good rehab and the right type of mesh make the difference, experts say

It can help their game, but overdoing it also brings risks, researchers warn

You don't have to run marathons to get healthy, experts say

A few expert tips can help bring peace of mind

Program led to a third fewer such problems, researchers say

It's a missed opportunity for fitness, researchers say

Meddling moms and dads can take the joy out of youth league activities

Using sunscreen, drinking water, covering up are just what the doctor orders