Fitness basics
Learning Center
Chronic stress puts your health at risk
Your body's stress reaction was meant to protect you. But when it's always on alert, your health can pay the price.
Exercise and chronic disease: Get the facts
Find out about the benefits of working out with a long-lasting disease and how to exercise safely.
Aging: What to expect
Understand the natural changes that come with aging.
Trans fat is double trouble for heart health
Trans fat increases 'bad' cholesterol and lowers 'good' cholesterol. Find out more about this dietary fat and how to avoid it.
Performance-enhancing drugs: Know the risks
Learn about the health risks of doping in athletes.
Low blood cell counts: Side effects of cancer treatment
Find out why your doctor tests your blood during cancer treatment and what signs and symptoms may signal a low blood cell count.
Niacin to improve cholesterol numbers
Niacin is a B vitamin that can boost levels of high-density lipoproteins (HDL), the 'good' cholesterol, and lower triglycerides. Find out more.
Angina treatment: Stents, drugs, lifestyle changes — What's best?
Confused about which angina treatment — stents, medicine or lifestyle changes — to choose? Find out more.
Antidepressants: Selecting one that's right for you
Medicine options to treat depression include SSRIs, SNRIs, atypical antidepressants, tricyclic antidepressants, MAOIs and other drugs.
Choosing blood pressure medicines
Get to know the options when it comes to treating high blood pressure.
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