| Jul 7, 2010
Balance rarely receives a lot of attention, but it's one of the four key components of fitness (the remaining triumvirate being aerobic ability, strength and flexibility). A person who is fit is strong in all of these areas.
You may wonder why balance...
| May 11, 2010
Even the most robust exercise program won't grant you true fitness if you don't take control of your diet.
Exercise changes virtually every tissue in the body via many different pathways -- metabolic, hormonal, neurological and mechanical—says...
| Jun 9, 2010
Weight lifting is an effective—if often overlooked—exercise for achieving a number of different fitness objectives. It can help you lose weight, build endurance and strength, or serve as an aerobic workout.
The ideal weight YOU, in...
| Jul 28, 2010
Many exercise physiologists believe that the intensity of an activity is more important than how long you exercise or how many times you repeat an exercise.
But gauging exercise intensity can be difficult—what's low intensity to one person can seem...
| May 26, 2010
This time of year, everyone is talking about their fitness goals for the summer. It's a pleasant reprieve from all the news about rising obesity levels and our nation's lack of attention to fitness, no doubt.
I get worried, however, when I hear about the...
| Sep 29, 2010
There are certain places you might expect to see a recommendation to hire a personal trainer — say, in a muscle-magazine ad or on late-night TV. But one of those places is probably not a publication by one of our nation's most venerated medical...
| Aug 18, 2010
Flat abs and bulging biceps are improvements brought on by exercise. Less visible but more significant are the structural improvements aerobic exercise make to your heart—improvements that can take you from feeling like a junker car to purring...
| Aug 4, 2010
Quite a buzz was generated this spring by a Harvard study showing that losing weight via exercise is more difficult than previously thought.
One of the pitfalls was an insufficient amount of exercise. The study, published in the Journal of the American...
| Jul 13, 2010
Many fitness programs promote the idea that you lose weight simply because you burn a certain number of calories while you're exercising. But you also continue to burn calories after you exercise. We call this phenomenon exercise after-burn.
For the Tour...
| Jun 30, 2010
When I was skating, we skated exclusively on outdoor ice, and there was ice for only a fraction of the year. As a result, we had to do a lot of cross-training to stay in shape: lifting weights, running—which I discovered through Allan Claremont,...
| Oct 20, 2010
More and more kids are being diagnosed with what was once thought to be an almost exclusively adult malady: high blood pressure. These children join the large contingent of American adults — estimated to be 25 percent of the population — who...