Hepatitis can damage your liver for years without symptoms. Learn how these viruses spread—and what truly protects your liver ...

Nitisinone, a drug for rare diseases, kills mosquitoes when present in human blood and may become a new tool to fight malaria ...

Pulmonary arterial hypertension is caused by narrowing of the blood vessels in the lungs. Learn how it happens, including ...

A new study published in Nature Medicine found that COVID-19 infection may lead to subtle changes in blood biomarkers tied to ...

Most people exposed to the parasites behind babesiosis don't get sick, but for others, the infection can be deadly.

Haemostasis (clot formation) halts the bleeding, and the body quickly forms a blood clot in response to injury. Inflammation ...

CD163 might not be the most exciting name in the world, but behind it lies one of the body's most important defense receptors ...

The risks for both bacterial and viral infections appear to be increased among children with Kawasaki disease.