Nutrition basics
Learning Center
Yerba mate: Is it safe to drink?
This herbal tea may help you feel more alert and focused, but find out what the possible health risks are.
Yeast infection in men: How can I tell if I have one?
Yeast infections can occur in men, causing inflammation of the penis (balanitis). Learn what signs and symptoms could mean you have a yeast infection.
Wrinkles
These lines in the skin are a natural part of aging that's also affected by sun exposure and smoking. Learn about prevention tips and treatment options.
Withdrawal method (coitus interruptus)
The withdrawal method — pulling the penis out of the vagina before ejaculation — isn't the most effective birth control. Learn about the pros and cons.
What it takes to be agile at any age
It's never too late to start thinking about flexibility and mobility. Use these tips to stay agile well past middle age.
Water: How much should you drink every day?
Know how much water to drink to stay healthy and hydrated.
Want a healthier dinnertime? Science says change your eating space
How and where you eat matters. From your plate size to your table, these expert-approved tips will help you navigate dinnertime like a seasoned pro.
Video: Endovenous thermal ablation
Video showing endovenous thermal ablation procedure to treat varicose veins.
Vasectomy reversal
Learn about this microsurgery procedure that can restore your fertility after a vasectomy.
Vasectomy
Find out more about this procedure that provides nearly 100 percent effective male birth control by cutting the supply of sperm to semen.
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