Experts are increasingly urging people to know their BMI, a figure that takes into account not just weight but also height to indicate body fat.

Drinking can be an expensive habit. While you may not notice a dollar here or two dollars there, consider how much you spend per week and per year on alcohol.

There isn't much good that can be said about smoking. Now, on a positive note, do you know how much money you can save if you quit smoking today?

Smoking is the main cause of chronic obstructive pulmonary disease (COPD), a serious, debilitating and often fatal illness. Take this quiz to find out more about COPD and how to prevent it.

The main symptom of emphysema is shortness of breath, which is caused by permanent damage to the small air sacs and small airways in the lungs.

Test your knowledge of which behaviors are most helpful and harmful to your developing baby.

Nicotine, one of the main chemicals in tobacco, is the primary reason that smoking is so addictive. Even though most smokers know that smoking is bad for them, they find it difficult to quit because of the nicotine's effect.

Here is the latest information about nicotine replacements, inhaler therapy, and other aids that can help you stop smoking.

No matter what your age, or how long you have smoked, giving up cigarettes is the ticket to a longer life. Find out more about the benefits of quitting by taking this quiz.

Do you know the health risks of smoking? Avoiding them can help you have a healthy pregnancy and baby.

The health consequences of using smokeless tobacco include increased heart rate, high blood pressure, irregular heartbeat, and mouth sores.