Nutritional supplements
Learning Center
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
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.
Calcium supplements: When should they be taken?
Timing matters when taking these supplements. Learn how to take them.
Coconut oil: Can it cure hypothyroidism?
This oil has been touted by some as a cure for hypothyroidism. Truth or hype?
Priapism
Understand the symptoms, possible causes and treatment of prolonged erection of the penis, including when to seek emergency care.
Do the benefits of vitamin C include improved mood?
You know vitamin C helps fight the common cold. But did you know that vitamin C might also help improve your mood?
Flaxseed: Is ground better than whole?
Nutrition experts recommend ground flaxseed over whole flaxseed. Find out why.
Male hypogonadism
This condition affects the ability of men's bodies to produce enough testosterone or enough sperm or both.
Retrograde ejaculation
Learn about the symptoms and treatment options for this condition that can cause male infertility.
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.
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