A rare condition called cerebrotendinous xanthomatosis causes fatty growths to form in the tendons and the brain.

Fat can accumulate in some insidious places in the body, including your lungs, a new study finds.

Nearly three dozen people have died from vaping-related lung illnesses as the nationwide outbreak that continues to grow.

A man's missing taste buds would turn out to be a sign of an underlying blood condition.

A widely publicized study that suggested that the first gene-edited "CRISPR" babies could have shorter lifespans has been retracted due to crucial errors in the analysis.

A man who felt a tickling and scratching sensation in his ear soon discovered something horrifying: A spider had crawled into his ear.

More than two dozen people have died in connection with an outbreak of vaping-related lung illnesses across the U.S.

Mila Makovec was diagnosed with a rare and fatal neurological condition at age 6. Doctors developed a tailor-made genetic treatment for her in just a year.

A New York teenager who died from a vaping-related lung illness appears to be the youngest victim in an outbreak that has sickened more than 1,000 people.

More than 100 people have fallen ill with Legionnaires' disease after attending a North Carolina state fair last month, and officials say the outbreak source may have been hot tubs.

A new study concludes that vaping-related lung illnesses are most likely due to toxic chemical fumes, which are directly damaging patients' lungs.

A new study suggests that washing machines can sometimes harbor drug-resistant bacteria.

Health officials now say that THC-containing products may be playing an important role in a nationwide outbreak of lung illnesses tied to vaping.

The mysterious outbreak of vaping-related lung illnesses has now hit nearly every U.S. state, according to health officials.

A woman got more than a burning mouthful when she mistook a serving of wasabi for avocado.

The man was stunned to find out that a swollen lump on his foot was actually a sign of leukemia.

The report describes three cases of children who experienced heart rhythm problems while playing electronic games.

The woman swallowed the ring after she had a vivid dream.

A single sperm donor is the biological father of at least 12 children who all developed autism.

U.S. health officials have found low levels of a potentially cancer-causing chemical in the popular heartburn drug Zantac.

Yellowfin tuna products sold in 16 U.S. states are being recalled because they have the potential to cause an odd type of food poisoning that resembles an allergic reaction.

A California woman is in a semi-comatose state after using an imported anti-wrinkle cream that was tainted with mercury.

Scientists in China have attempted to use CRISPR gene-editing technology to treat a patient with HIV.