Diet and Fitness

HowStuffWorks offers guidance for developing an exercise routine that will help you get in shape and stay healthy. Learn about diet and fitness and get tips from professional trainers.

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You've probably heard the stats: We, as a society, are becoming less healthy -- some are too heavy while others are too skinny. How do you find your healthy body weight?

By Kevin P. Allen

The hCG diet costs around $150 per doctor's appointment, not including the cost of the hCG injections and the recommended appetite suppressants. Learn how much the hCG diet costs in this article.

By Contributors

It seems almost everybody would like to lose some weight, and fad diets offer quick solutions and plenty of promises. But will the results last over time? Here, 10 diets that just don't work.

By Robynne Boyd


Yoga helps combat the effects of stress, fatigue and pain for people of all ages, and in seniors it can improve core strength and balance, reducing the risk of fall-related injuries. Which exercises are best for seniors' health?

By Jill Jaracz

You can get all the exercise you can handle, but it still might not be enough to lose weight. Weight Watchers is a program that encourages participants to stay active and to eat right. Here, what you need to know about Weight Watchers.

By Tom Scheve

While eating like a caveman is a far cry from the convenient, prepackaged meals and fast food fare we're used to, it may benefit your health. Here, learn what you need to know about the Paleo Diet.

By Maria Trimarchi

At any given time, the media touts several diets as being the best new thing for weight loss, but there may be no more sensible and delicious diet than the Mediterranean Diet. Here, you'll learn what you need to know about its benefits and risks.

By Tom Scheve


About two-thirds of the U.S. population weighs too much, and most of those 190 million are trying to trim the fat. But amid all the diets and weight-loss pills, where's the nutrition? Here, learn what you need to know about the Acai Superfood Diet.

By Maria Trimarchi

A hearty 600-calorie breakfast can help you ward off unhealthy cravings during your day. Learn about eating a hearty 600-calorie breakfast to control cravings.

By Discovery Fit and Health Writers

Getting a workout on the clock may be as easy as heading down to the company gym. But if your office doesn't have an on-site gym, how do you know if it's OK to exercise at work?

By Tom Scheve

If your workplace has an on-site gym, there may be a block of time that's scheduled for exercise. The rest of us have to squeeze in the jumping jacks, crunches and curls whenever we can. So what's the best time of day for an office workout?

By Tom Scheve


A long day at the office leaves little time for exercising. But what if you could squeeze in a workout during your office routine -- without any of your coworkers asking, "What're you doing?" We've got a list of exercises that just fit the bill.

By Jodie Schneider

Gone are the days of the boring duffle bag with a single, zippered compartment for all your gear. What new features do today's gym bags have?

By Bambi Turner

In a perfect world, we'd have time for all the things that are important to us -- family, hobbies, exercise and the like. But busy lives don't often include time for physical fitness. Here, we look at how you can incorporate exercise into your workday.

By Jennifer Sellers

As hunter-gatherers, our very survival depended on physical fitness. While plenty of jobs still require physical exertion, most of us now use technology to do the heavy lifting. So what are some quick exercises we can do in the office to stay fit?

By Carol White


When it comes to working out, there's no shortage of excuses to avoid becoming active. But thanks to these five tips, being a sweaty mess for the rest of the day is no longer one of them.

By Jennifer Sellers

Every occupation takes its toll on your long-suffering tendons, ligaments, muscles and joints. Whether you're a mechanic or an economist, a small on-the-job workout can help alleviate those aches and pains. All it takes is 15 minutes -- no dumbbells, yoga mat or resistance band required.

By Katie Lambert

Exercise may be the best form of low-cost health care anyone could wish for -- it can help you keep the weight off and cut the chances for cancer, stroke or heart attack. But what if you're too busy? We've got five exercises you can do without leaving your desk.

By Elizabeth Sprouse

If you sit in a desk chair for eight hours a day, there's a good chance you could use a little exercise to fire up your metabolism and engage your core muscle group. Here, five ways to work your abs while you're still on the job.

By Brion O'Connor


According to recent studies, sitting too long in your cubicle can increase health risks, including cardiovascular disease. But even if your job requires you to remain at a desk for the majority of the day, there are still many things you can do to stay active.

By Gerlinda Grimes

Strength training offers many benefits, including increasing bone density and building muscle. That's why the USDA Dietary Guidelines stress the importance of resistance training. Learn more about the USDA strength training guidelines.

By the Editors of Publications International, Ltd.

This home workout program contains exercises that target your abs, arms, chest, shoulders, legs, and more. Find out how to use this home workout program to tone your entire body and get in shape.

By Lisa Faremouth

New research shows that exercise helps keep neurons alive and stimulates cell growth. Learn about some of the studies published that link exercise with increased brain function.

By writers


At home or at a restaurant, Americans invariably eat more than their share -- and their growing waistlines show it. Learn how portion control can help you get and stay healthy.

By Frances Largeman

Overdoing it early on, getting injured or not seeing quick results can all lead to quitting a new fitness regimen. Here are some simple rules to remember to help you prevent fitness injuries.

By National Women's Health Resource Center