Rising carbon dioxide levels are being detected within the human body, with new research warning a key blood marker for the gas could near its healthy limit within decades if current trends continue.

Subtle changes in blood flow and oxygen supply to the brain may be one of the earliest signs of Alzheimer's disease. This is the conclusion reached by researchers at the Keck School of Medicine of USC ...

Obstructive sleep apnea induces a metabolic chain reaction that leads to increases in weight and blood sugar levels, among ...

A college student was found unconscious inside a snow-covered car during a Rhode Island blizzard and later died of carbon ...

Kennon Heard, MD, Ph.D., was skeptical when he first heard about cases in emergency departments of severe, recurring episodes of nausea and vomiting associated with chronic use of marijuana. In 2004, ...