NBCNews.com: Fitness

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The do's and don'ts of running for fitness

Mon, 13 Aug 2012 19:46:26 GMT

Are modern men and women born to run? When it comes to care and training of the modern distance runner, expert opinions are mixed

No time to exercise? Try 10-minute workouts

Mon, 24 Sep 2012 18:17:37 GMT

The procrastinators, the super-busy, and the easily bored in pursuit of a manageable fitness routine may find what they seek in the 10-minute workout.

What are the 25 best cities for walking?

Sun, 1 Apr 2012 16:24:00 GMT

Even though putting one foot in front of the other is the easiest form of exercise there is, it's still hard to find the motivation to bypass the car and head out on foot in your everyday life. Here are 25 cities to get started.

6,000 go to ER each year for exercising in heat

Thu, 28 Jul 2011 16:53:08 GMT

Heat-related illnesses that strike during a sport or recreational activity send nearly 6,000 people in the U.S. to emergency rooms every year, according to a report released Thursday by the Centers for Disease Control and Prevention.

First lady targets world record for jumping jacks

Wed, 5 Oct 2011 22:38:47 GMT

Michelle Obama will lead hundreds of children in an event on the South Lawn of the White House Tuesday in an attempt to break the Guinness World Record for the most people doing jumping jacks in a 24-hour period.

Get back to fightin' weight with Cage Fitness

Mon, 9 Jan 2012 17:46:38 GMT

Cage Fitness and other mixed martial arts-inspired workouts mimic the structure of a championship MMA bout -- minus the injury.

When working out is too much of a good thing

Mon, 4 Jun 2012 13:45:02 GMT

Constantly thinking about the next workout? Upset about missing a exercise class? Fitness experts say more is not always better and overworking a workout can sap strength and invite injury.

Looking for a fitness buddy? Get a dog

Mon, 26 Sep 2011 09:04:08 GMT

When it comes to getting fit a person's best friend just might be a four-legged one.

15 minutes of fitness a day can add 3 years to your life

Tue, 16 Aug 2011 00:07:54 GMT

Doing just 15 minutes of moderate exercise a day may add three years to your life, a large study in Taiwan has found.

Marathoners' cardiac arrest risk quite low

Wed, 11 Jan 2012 22:00:44 GMT

According to a new study examining 10 years of marathon and half-marathon races in the U.S., the risk of cardiac arrest in such long distance races is actually quite rare

If you're exercise-phobic, you'll be happy here

Mon, 27 Jun 2011 16:01:38 GMT

Although it's known for its beautiful horse farms and as the "Thoroughbred Capital of the World," Lexington, Kentucky has gained a new distinction -- as the most sedentary city in the United States.

Need workout motivation? Try a virtual partner

Fri, 25 May 2012 19:49:48 GMT

Don't sweat finding a gym buddy — new research shows that even a virtual exercise partner might boost your motivation to exercise.

Stressed? Exercise may help ward off anxiety

Fri, 14 Sep 2012 17:56:44 GMT

Exercise not only improves mood, it may help people maintain reduced anxiety in the face of stressful or emotional events, a new study says.

Not so fun: Docs warn of rise in Zumba injuries

Tue, 31 Jul 2012 12:23:58 GMT

Zumba may be a great way to "party yourself into shape," but according to a number of doctors, the wildly popular dance-fitness program may also be a good way to party yourself into pain.

Barefoot running: bad or beneficial?

Fri, 9 Dec 2011 22:03:58 GMT

Despite the cold and many other potential hazards, naked from the ankle down is the way Anna Toombs likes it, and she gets plenty of catcalls in the street as a result.

Get six-pack abs like the guys in 'Magic Mike'

Mon, 2 Jul 2012 16:36:36 GMT

They're toned, they're taut and they're both an inspiration and a nightmare for the average man. But guys, you, too, can achieve sculpted abs like the stars of "Magic Mike."

Get off your butt and exercise, orders your doc

Fri, 10 Feb 2012 01:22:45 GMT

A new study shows more and more U.S. adults are being told by their doctor to get off their duffs and exercise.

Need a little 'fitspiration'? Try TODAY tips

Sun, 6 May 2012 16:28:07 GMT

Have your healthiest summer yet! Ease into the dreaded "swimsuit season" with healthy tips from TODAY experts. All throughout May, we'll offer smart do-it-yourself ways to look, eat and feel better. So stop stressing about that swimsuit, and read on.

Born to run barefoot? Some end up getting injured

Tue, 22 May 2012 13:41:22 GMT

Swept by the barefoot running craze, ultramarathoner Ryan Carter ditched his sneakers for footwear that mimics the experience of striding unshod.

91-year-old yoga teacher: 'Why should I quit?'

Tue, 6 Dec 2011 20:47:35 GMT

Yoga has been a way of life for 91-year-old Bernice Bates since 1960. In a fitting tribute to her decades of helping others learn her passion, she recently won the distinction of the Guinness World Record holder of oldest yoga instructor.

Making the cardio scene with the rowing machine

Mon, 11 Jul 2011 11:12:45 GMT

NEW YORK (Reuters Life!) - Overshadowed by rows of treadmills and elliptical trainers, the rowing machine is vertically challenged, usually solitary and often consigned to one of the darker corners of the gym.

Study: 1 hour of TV can shorten life by 22 minutes

Tue, 16 Aug 2011 11:22:16 GMT

Watching an hour of TV after the age of 25 can shorten the viewer's life by just under 22 minutes, according to researchers in Australia.

Smart jocks: Fit kids do better at math, reading

Thu, 28 Feb 2013 08:36:57 GMT

Forget the old high school clichés about athletes not doing as well academically as less sporty kids -- a new study shows that children who exercise more do better in math, reading tests.

Weight room blunders that can really hurt

Sun, 6 Nov 2011 17:20:20 GMT

Women are hitting the weight room in record numbers, and a new study found that weight-training injuries among women have jumped a whopping 63 percent. Here are the most common slipups and how to fix them, so you leave the gym strutting — not limping.

Do ice baths really prevent muscle aches?

Tue, 21 Feb 2012 23:52:36 GMT

Taking a dip in a tub of cold water after exercising may prevent muscle soreness, but a new look at past research says little is known about its side effects or even how long to stay in the water.

Don't let vacation turn you into a formless blob

Mon, 8 Aug 2011 16:06:59 GMT

There's nothing like a week in paradise to derail a fitness regimen. Plucked from routine and surrounded by temptation, even the most health-conscious vacationers can find themselves torn between exercise and excess.

Pals and playtime may turn bad fat into good

Tue, 6 Sep 2011 22:03:23 GMT

Researchers may have found a new way to put ordinary fat cells to work, changing them from lazy blobs that store our extra calories into energy-burners.

Many children not getting enough exercise: study

Wed, 13 Apr 2011 20:14:32 GMT

NEW YORK (Reuters Life!) - Many American youngsters are not getting enough physical activity and parents are failing to make their children's health a priority, according to a new study.

10 healthiest cities for women

Tue, 22 Nov 2011 15:09:12 GMT

Looking for healthy inspiration? SELF found it in every corner of the country as the magazine presents its 11th annual  ranking of America's best cities for women.

Drug helps monkeys lose weight, are humans next?

Wed, 9 Nov 2011 19:00:52 GMT

A simple medication that leads to weight loss with no dieting or exercise could be a big step toward every dieter's dream. The study is only in monkeys, but tests in people could begin shortly.

Brisk walk may be as good as a run, study finds

Thu, 4 Apr 2013 20:06:21 GMT

Walking really is just as good for you as running – but only if you compare it in terms of calories burned and not merely on time spent, researchers reported on Thursday.

Man survives 2 wars, cancer to run in Boston

Fri, 15 Apr 2011 16:36:15 GMT

Runners World: After 81 years, Clarence Hartley is finally running the Boston Marathon . What took him so long? First there were two wars — Korea and Vietnam — where he served in the United States Air Force. Then he spent years stationed in Taiwan, Japan, Thailand, Germany, and England. More recently, he battled lymphoma and prostate cancer. But on April 18, Hartley will set off on a well-deserved journey from Hopkinton to Copley Square.

Jogging to music? Unplug for a safer workout

Sun, 10 Jul 2011 16:25:02 GMT

Distracted exercising may come with risks similar to those of distracted driving: Last year, for the first time in four years, pedestrian deaths rose — experts are blaming our beloved, never-leave-home-without-'em gadgets.

Seeing green might make your workout better

Thu, 15 Nov 2012 20:29:09 GMT

The positive effects of green exercise may have more to do with the color green than with being surrounded by nature, according to a new study.

Do leggings really make you fat?

Wed, 4 May 2011 12:31:21 GMT

There are many things you can say about leggings, but most women who wear them will reduce it to one word: comfortable. Yet the super-comfy wardrobe staple recently caused a stir in the blogosphere when the U.K.'s Daily Mail reported on why the popular stretchy pants can make you fat.

To tone your core, start with your back first

Tue, 31 May 2011 14:38:59 GMT

Crunches, curls and sit-ups may be standard workout fare, but to get a really strong midsection, the back of the body needs to be worked.

Are you jogging the right way? Check your foot

Mon, 11 Apr 2011 13:28:27 GMT

Regular, easy running for fitness can be a boon to health and wellbeing, but experts say for safety, joggers especially must keep a spring in their step and an eye on how that foot falls.