Wellness

When you exercise, you're using your muscles to create motion. The body has an incredibly complex set of processes to meet the demands of working muscles. Find out how your body responds to exercise.

By Craig Freudenrich, Ph.D.

Sodium is essential to life, but too much of it can cause edema and contribute to high blood pressure. The average American eats almost four times the recommended sodium intake per day.

By Jill Ferguson

Electrolytes are important for athletes and play a large part in many medical treatments. Just what are electrolytes anyway?

Heating things up burns calories -- that's a scientific fact. But can drinking ice water really help you burn calories?

Even though bald celebrities like Bruce Willis have achieved sex symbol status, many of the 40 million American men and women going bald aren't content with losing their hair. So what can they do about it?

By Stephanie Watson

Pilates, an exercise system originally developed to rehabilitate German internees in World War I England, has entered into the mainstream. Learn how Pilates builds muscle strength without adding bulk.

By Janel Chatraw

How can someone die from heat? Learn what happens in the body during a heat stroke.

Praying may help you be healthier, but what happens when someone prays for you? Is it possible to quantify the power of prayer?

By Josh Clark

Dieters often find it hard to lose weight alone. Weight loss support groups, such as Overeaters Anonymous and TOPS, help people stick to their diet plans. Learn more about weight-loss support groups.

By Betsy Hornick

In recent years, diet experts have seized upon carbohydrates as a major culprit in the weight problems many people have. Low carb diets are a response to this thinking. Here are details on several top high-protein diets.

By Betsy Hornick

There are dozens of well-known diet plans to choose from these days, and many of them focus on familiar themes. Dieters use commercial programs from Weight Watchers to Slim-Fast to lose weight. Learn more.

By Betsy Hornick

If you'd like to lose your love handles but don't want to risk surgery, smart liposuction is a new alternative. The procedure uses a laser to melt fat cells.

By Stephanie Watson

The U.S. is 42nd in life expectancy in the world. Who has the highest life expectancy, and how do they live longer than everyone else?

By Josh Clark

The health benefits of walking include a reduced risk of disease, improved sleep, increased energy, and more. It also helps strengthen muscles and bones, which lowers the risk of osteoporosis.

By Tommy Boone

Take the right steps before you begin walking for fitness. Before you start any exercise routine it is important to assess your overall health. This article explains how to assess your health, find your target heart rate, and more.

By Tommy Boone

Learning how to racewalk can boost your overall fitness. Racewalking is beneficial because it involves a higher rate of muscle activity than jogging alone. This articles discusses the advantages of racewalking, proper form and technique, and safety.

By Tommy Boone

Walking injuries can usually be avoided with proper conditioning. Minor aches and pains are common because you're asking your body to do things it has not done in a while. Learn about common walking injuries, their causes, and helpful prevention tips.

By Tommy Boone

Our tips on how to walk in bad weather include protecting yourself against heat, humidity, cold, and rain. If walking becomes part of your everyday routine you might actually enjoy walking in bad weather. Learn how to walk in bad weather.

By Tommy Boone

Fitting walking into your life is easy if you have the proper attitude and make a commitment to exercise. Walking is an exercise routine that you can base on your terms, such as location and duration. Learn about fitting walking into your life.

By Tommy Boone

Walking accessories mostly focus on a good pair of walking shoes, but you can also buy pedometers and reflective gear. A proper set of shoes can protect you from any sort of physical discomfort you might feel. Learn about walking accessories.

By Tommy Boone

Walking is an easy and convenient way to lose weight. It's a great way for you to burn fat without robbing your body of essential nutrients. Learn the health benefits of walking and increase your fitness one step at a time.

By Tommy Boone

I've read your article on dieting, but there's one thing in it I don't understand. It says, "Once you end a diet, you gain all the weight back very quickly." Why is that? Why does the weight come back so quickly?

Calories -- people are constantly counting them and cutting them. At any given time, millions of people are trying to slim down. Learn all about calories and exactly how (and why) they affect your weight.

By Julia Layton

The number on the scale alone can't tell you whether you're at a healthy weight. Because height is also a factor, scientists came up with a mathematical formula called Body Mass Index (BMI). Learn how to calculate your BMI.

By Stephanie Wilson

Dieting is a multibillion dollar industry in the United States, but it doesn't work for most people. The story tends to stay the same -- lose 20 pounds, gain back 30. But there are healthy, effective ways to lose weight. Find out why most diets fail and what you can do to make yours work.

By Marshall Brain