Patients who wish to undergo elective refractive eye surgery must meet a number of criteria before they can be considered for the procedure.

Researchers from Duke University have discovered how nanoparticles in diesel fumes can harm cells in the lungs.

A study by the University of Copenhagen analyzed the economic consequences and personal financial toll that sleep-related breathing disorders take on society and individual patients suffering from these problems.

YouTube.com may be the best place to watch a squirrel water ski or would-be American Idols warble their way through Lady Gaga tunes, but it's is not the best place to catch up on CPR tips.

Deep brain stimulation has proven beneficial for some treatment-resistant cases of obsessive-compulsive disorder (OCD), depressive disorders and Tourette syndrome.

Scientists in Germany have developed a more patient-friendly approach to inner-stomach imaging, using magnets to guide tiny swallowable cameras in patients with stomach cancer.

A recent study finds that a disconnect between Medicare coverage for preventive services and a task force charged with reviewing those services for older adults can be mended by healthcare reform.

Researchers in Central Florida have developed a fast, inexpensive detection tool for cholera, a bacterial disease that infects millions of people worldwide.

Patients with Parkinson's disease find it more difficult to gauge and recognize expressions of emotion in other people's faces and voices, according to new research.