Infant health
Learning Center
Vitamin D deficiency
What are the risks of too little vitamin D?
Vitamin D deficiency: Can it cause high blood pressure?
Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.
Vitamin D for babies: Are supplements needed?
A Mayo Clinic specialist explains why, when and how to give your baby vitamin D.
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
White stool: Should I be concerned?
White stool may mean a serious liver problem. Learn about causes.
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.
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.