In a healthy eye, the rods and cones of the retina are specialized cells that convert light into tiny electrochemical impulses that are sent via the optic nerve into the brain
Too often, men and women hear the words "prostate cancer," "breast cancer," and "colorectal cancer" from their doctors and they immediately think the worst.
Epilepsy is a neurological condition that produces seizures—brief disturbances in the normal electrical activity of the brain—that affect various mental and physical functions.
Hepatitis C infection, a common liver disease that affects an estimated four million people in the United States, is transmitted through exposure to infected blood
Anesthesia is given to patients to inhibit pain, sedate the body, and also regulate various bodily functions in surgery.
Many hospitalized patients develop hospital-acquired infections, oftentimes due, paradoxically, to broad-spectrum and fluoroquinolone antibiotic therapy used for medical treatment.
Heart failure is a debilitating and potentially life-threatening condition in which the heart is unable to pump enough blood to supply the body.
A colonoscopy is an exam that lets a gastroenterologist look closely at the inside of the entire colon and rectum for polyps, the small growths that over time can become cancerous.
There is a global hunt in progress using a variety of cardiovascular fingerprints—scientists call them biomarkers—that have been discovered or created to help identify the initiation, development
Chemotherapy is a blunt instrument designed to indiscriminately kill rapidly dividing cells in the hope that the cancer cells die more and grow back less than healthy cells.