In-depth

Childhood vaccines

Wonder about the benefits and risks of childhood vaccines? Get answers to your questions.

Childhood vaccines

Headache

Most headaches aren't caused by a serious illness, but some could be a sign of a life-threatening condition.

Joint pain

Joint pain can have many causes and can often be treated at home.

Nasal congestion

Nasal congestion: Causes and when to see a doctor.

Red eye

Runny nose

Runny nose: What's causing your sniffles?

Swollen lymph nodes

Swollen lymph nodes usually indicate an infection, particularly in children. However, there are many causes, ranging from the common cold to cancer.

Vaccines for adults

Jul. 09, 2011

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