Ask the experts: how do hiccups work?

Michael Crupain, MD, describes how hiccups occur in the body.

Learn what your gas could reveal about your health.

Jerking and free-falling sensations as you doze off can be uncomfortable.

Find out how to prevent morning breath by taking some simple steps the night before.

An overview of early-stage and late-stage diabetic retinopathy, with a look at diabetic macular edema.

If you are living with nasal polyps, answering these questions may help you better understand your experience.