Brain volumes are smaller in people with alcohol dependence. The good news is that pretty quickly after putting down the bottle, the brain regrows some of that volume.

Lighting up in a restaurant or a bar affects more than your own lungs. The secondhand smoke is inhaled by those around you as well — unless you live in an area with smoke-free legislation.

A migraine headache can knock you flat — and that's for an adult. Imagine how migraines might affect children, especially when it comes to school.

Mild cognitive impairment (MCI) is a loss of memory and thinking skills, and it can progress to dementia in some people. But, we don’t know why some people with MCI remain stable.

Diabetes can affect many different parts of your body. Your stomach is no exception. A little electrical jolt could ease a serious stomach problem in people with diabetes.

Finding lung cancer early can save a life. Screening options, however, are costly, invasive or both. An altered protein, found in the blood, may be key to a simpler, more affordable option.

Taking any medication requires patients to balance the risks and benefits of the drug. But these vary by person because every person is unique. Antidepressants, for example, affect different people in different ways.

Easing the discomfort with Crohn's disease remains a difficult task. Though the troubles could be swayed with two medicines, the effects are temporary.