Nutrition basics
Learning Center
Respiratory syncytial virus (RSV)
This common illness affects the lungs. It can seem like a cold, but may be severe, especially in children. Know the symptoms and treatment.
Sodium: How to tame your salt habit
Find out which foods have lots of this mineral and get tips on how to cut back.
Dietary fat: Know which to choose
Not all fat is created equal. Find out which type of fat to choose — and which to avoid — for good health.
Caffeine: How much is too much?
Is your caffeine habit causing problems? Find out how much is too much and if you need to curb your consumption.
Carbohydrates: How carbs fit into a healthy diet
See why carbohydrates are important for your health and learn which ones to choose.
Top 5 lifestyle changes to improve your cholesterol
Understand the diet and lifestyle steps you can take to improve your cholesterol.
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.
HDL cholesterol: How to boost your 'good' cholesterol
Generally, people who have naturally higher levels of HDL cholesterol are at lower risk of heart attack and stroke.
Cold remedies: What works, what doesn't, what can't hurt
Cold remedies: Some work, some don't. Learn how to tell the difference.
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