Nutrition basics
Learning Center
Testosterone therapy in women: Does it boost sex drive?
This type of hormonal therapy may boost sex drive for some women, but its long-term safety is unclear.
Test anxiety: Can it be treated?
Feelings of worry and self-doubt can interfere with how well you do on tests. Here's what you can do to lower your anxiety.
Taurine in energy drinks: What is it?
Energy drink ingredients can cause concern for some who consume these beverages.
Statins: Do they cause ALS?
Statins can cause muscle injury in some people. But can they also trigger ALS?
Sperm: How long do they live after ejaculation?
After ejaculation, the life span of sperm depends on the circumstances.
Soy: Does it worsen hypothyroidism?
For most people with hypothyroidism, it's okay to have some soy. But the timing makes a difference.
Sleep aids: Could antihistamines help me sleep?
Antihistamines can be somewhat effective as a sleep aid — but only for occasional sleeplessness.
Silicone breast implants: What happens if they rupture?
Understand the problems that may happen when a silicone breast implant leaks.
Shingles treatment: Does alcohol use affect therapy?
Generally, it's best to avoid alcohol during the course of shingles treatment.
Rhabdomyolysis from statins: What's the risk?
Rhabdomyolysis is a rare but potentially life-threatening side effect of statins.
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