What causes epilepsy (seizure disorder)?

The brain is a hive of electrical activity, but epilepsy occurs when a circuit misfires. In this video, Gayatri Devi, MD, director of New York Memory and Healthy Aging Services, explains.

Learn why hypertension in older adults is linked with stroke and dementia.

What is "frozen shoulder" exactly and why are some people more at risk than others?

The MRI is a painless procedure that can help diagnose a number of conditions.

You can’t completely control your risk of cognitive decline, but adopting healthy habits and stimulating your brain may help lower the odds.

These doctors are specially trained to diagnose and treat conditions that affect the heart’s electrical system.