An electrocardiogram, called an EKG or ECG, measures the electrical activity of the heart and collects data about heart's health. Typically, a doctor or technician places electrodes connected to a ...

Fissured tongue is a common condition that describes a tongue with unique fissures or grooves that vary from person to person in size, location, and depth. Depending on the context, doctors also refer ...

Muscle atrophy occurs when muscle mass decreases, causing limbs and other body parts to appear smaller than normal. Atrophy can result in symptoms such as weakness, balance problems, poor coordination ...

Lymphoma is a cancer that originates in the lymphatic system, a vital part of the body’s immune defenses. This system includes lymph nodes, vessels, and tissues found in the bone marrow, spleen, ...

Swearing has caught the attention of both psychologists and researchers over the years. Is this taboo language harmful? Is swearing getting worse? Does swearing influence children? Is swearing linked ...

The blood-brain barrier is the network of blood vessels that supply the central nervous system. While they perform the same functions as other blood vessels — that is, delivering oxygen and nutrients ...

Epstein pearls are tiny white or yellow bumps, no more than three millimeters, that develop on the mucous membranes that line the roof of the mouth. Almost 90% of babies are born with these small, ...

The practice of bloodletting goes back 3,000 years. In fact, this ancient medical practice was so revered for centuries that it’s only since the 19th century that the practice fell into disfavor.

Blastocystis hominis is a single-celled, microscopic intestinal parasite. Whether blastocystis causes illness in people is controversial. The organism is found in both healthy people and those who ...

Peripheral neuropathy is a broad term for any condition that damages the peripheral nerves that transfer sensory information and carry signals from the central nervous system in the brain and spinal ...

Persistent bladder symptoms like frequent bathroom trips or unexpected discomfort often signal more than a minor inconvenience. While often overlooked, the bladder is a cornerstone of your body’s ...

Dystonic reactions are a form of secondary or acquired dystonia, the involuntary contraction of certain muscles. These reactions can affect several different parts of the body and can result from a ...