What don't we know about the brain?

A major gap in our knowledge of the brain is how it processes information. Learn what else we don’t know about the brain of Sri Sarma, PhD, biomedical engineer and Johns Hopkins University professor.

Learn five fascinating facts about your brain, plus how to slow down brain decline.

Changes in your vision may be signs of other medical conditions.

Prescribing antidepressants alone for bipolar disorder could actually increase manic episodes in patients.

Desmoid tumors are noncancerous and do not metastasize, but they can invade nearby tissues and structures.

Kids' migraines are more common than you think—but one type of therapy is offering hope.