Healthy diets
Learning Center
Butter vs. margarine: Which is better for my heart?
Margarine usually tops butter for heart health. But not all margarines are created equal.
Water after meals: Does it disturb digestion?
Drinking plenty of water helps keep your digestive system on track.
Age spots (liver spots)
Learn more about the harmless dark spots on your skin that tend to appear as you age, especially in areas exposed to the sun. Treatment is available.
Mammary duct ectasia
Mammary duct ectasia is a noncancerous breast condition that affects the milk ducts. Learn the signs and symptoms and when treatment might be needed.
Mediterranean diet for heart health
This heart-healthy eating plan emphasizes healthy fats, whole grains, fruits, vegetables, beans, nuts and seeds.
Gluten-free diet
Learn about foods that are acceptable in a gluten-free diet and tips for selecting healthy, nutritional options.
Paleo diet: What is it and why is it so popular?
Is a diet based on what early humans might have eaten right for modern humans?
Diverticulitis: Can certain foods trigger an attack?
Contrary to popular belief, no specific foods are known to trigger bouts of this condition.
Lung volume reduction surgery
Lung volume reduction surgery helps some people with severe emphysema breathe easier. Diseased lung tissue is removed so the remaining tissue works better.
Hip replacement
Hip replacement may be an option if your hip pain interferes with daily activities and nonsurgical treatments haven't helped.
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