Despite three deaths in Detroit race, runner fatalities are rare

Three runners collapsed and died during the Detroit Marathon on Sunday. Although that news is shocking and frightening for runners and non-runners alike, such deaths are rare, experts say.

Plan your ideal walking workout

Walking is a wonder exercise. Not only can it can help control weight, it also reduces the risk of developing diabetes, certain cancers, and heart disease. Walking bestows benefits to the brain too, by relieving stress and improving mood. Best of all, walking is free: You don't need fancy equipment or a gym membership to reap the benefits. Here's how to make every step count, no matter how often you hit the pavement.

What your doctor doesn't have time to tell you

Do you sometimes feel as if going to a doctor's office is like going through a revolving door: in, swoosh-blur, out? You fight traffic to get there, wait a while in the waiting room, wait a while in the exam room, get seen, get dressed and get out. But once you've gone, you realize you're missing something -- maybe a small piece of helpful information. Below, some insider tips from medical specialists who tell you what your doctor doesn't have time to tell you in that all-too-brief appointment.

Heart transplant patients push physical limits at Ironman

If all goes according to plan, cancer survivor Kyle Garlett will compete in October's Ford Ironman World Championship, a grueling triathlon made up of a 2.4-mile ocean swim, a 112-mile bicycle ride and a 26.2-mile run.

Moderate exercise safe, healthy for heart-failure patients

Moderate exercise can help patients with failing hearts feel better -- and it's safe, according to the largest-ever study of exercise in people with chronic heart failure, published as two articles in the Journal of the American Medical Association.

Know your blood pressure and protect your heart

High blood pressure is truly a silent killer. In fact, a heart attack or stroke may be the first sign that you even have a problem. That's why it's so important to get your blood pressure checked every time you go to the doctor -- especially if you're a woman.

'Skinny jeans' class aims to aid your zip

To look at her, you'd never know Jessica Ordona, 25, has a problem with her jeans. "I don't like the fact that when you sit down, your stomach comes over them," she says.

Group boxing classes deliver a one-two punch for fitness

It has been almost 30 years since Maggie Rajnic lost her leg in a motorcycle accident. Since that time, she's tried to stay competitive, not allowing her disability to alter her life.

Former drug addicts find new fixation on triathlons

When rehab and Alcoholics Anonymous meetings didn't work for Eddie Freas, he sought another way to kick his 20-year drug and alcohol addiction.

Walking test can ID heart-lung fitness, mortality risk

If you're middle-aged or older, a 10-minute walking test can give you and your doctor a pretty clear picture of whether you are at higher risk of dying during the next few years compared with other people your age, according to a large new analysis of data showing that cardiorespiratory fitness is intimately linked with the risk of dying of just about any cause.

Finding a 'center' in a weight loss journey

Giyen Kim recently posted a picture of scrumptious-looking jalapeno corn muffins, along with the recipe, on her blog. But after baking them, Kim didn't even take a bite.

Losing a pound a week, staying positive

Not everyone wishes others well in fulfilling their New Year's resolutions.

No need to hang up your running shoes as you age

Amanda Wagner and Jessica Tuttle turn 50 this year, but they're not letting age hold them back from their favorite exercise: running. They've been lacing up their running shoes since their teens and show few signs of slowing down. Research on older runners suggests they may not have to.

Gym etiquette: Consider others when working out

Exercise can be a sweaty proposition. And with millions of Americans jumping on the exercise bandwagon, all that perspiration can become downright messy.

Beefy football linemen fight fat after leaving field

Football players guzzle protein shakes, down steaks and lift weights. They train and gain weight, hoping to build mass under the careful eye of the team's coaches, nutritionists and gurus.

Teacher wants to exercise more, go back to school

Barbara Rademacher of Rogers, Arkansas, has found that she loves to document events on camera. Now, she's turning the camera around and focusing on improving herself for 2009.

The top 10 healthiest diets in America

If losing weight is at the top of your resolution list, you're not alone. An estimated 80 million Americans go on diets every year, spending more than $30 billion annually on programs and products.

Olympic fencer inspires new generation

Sada Jacobson may be a world champion fencer with three Olympic medals, but dressed in a T-shirt and sweats, she looked like any other student getting a lesson at the gym.

Daily Dose: Video games make kids wiggle

Many kids love interactive video games that involve movement, such as Dance Dance Revolution and Nintendo Wii sporting games. Kids who don't already have them really want them. But can these games help kids lose weight and get fit? How do they compare with real sports? New generations of active computer games stimulate greater energy expenditure than sedentary games, but they are no substitute for playing real sports, according to a study in the British Medical Journal in December 2007.

Test your heart smarts

Zumba zooms to the top of the exercise world

Latin music pulses from the stereo as 40 women jump, shimmy and sway to the beat.