Nutritional supplements
Learning Center
Blood in semen
Finding blood in your semen can be alarming, but the cause is usually benign. Find out possible causes and when to see a doctor.
CBD: Safe and effective?
Interested in using CBD? Here's what you need to know about the risks and benefits of using this drug.
COVID-19 vaccines for kids: What you need to know
Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.
Calcium and calcium supplements: Achieving the right balance
Considering calcium supplements? First figure out how much calcium you need. Then weigh the pros and cons of supplements.
Calcium supplements: Do men need them?
Do guys need calcium supplements for bone health?
Calcium supplements: When should they be taken?
Timing matters when taking these supplements. Learn how to take them.
Candida cleanse diet: What does it treat?
Candida cleanse diets that replace processed food with fresh foods improve health but don't necessarily stop yeast overgrowth.
Cholesterol-lowering supplements may be helpful
Diet and exercise are proven ways to reduce cholesterol. Cholesterol-lowering supplements might help, too.
Circumcision (male)
Learn about the benefits and risks of surgery to remove the skin that covers the tip of the penis.
Coconut oil: Can it cure hypothyroidism?
This oil has been touted by some as a cure for hypothyroidism. Truth or hype?
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