Infections during pregnancy are a risk factor for offspring developing disorders like schizophrenia and autism. Now researchers have figured out why.

Tuberculosis infection is "rarely life-long and in 90% or more of infected people, there is no possibility of TB development..."

"We found that as many as 5% of patients leaving the hospital with an infection have a readmission for that preexisting infection—that's bad."

A natural chemical may offer a way to vaccinate tomato plants and boost defenses against a pest that makes their leaves shrivel up and die.

Scientists thought lowland frogs living in the Peruvian Amazon were safe from the deadly chytrid fungus. A new study shows that's not the case.

People with PTSD have almost double the risk of developing an infection, researchers find. Men and women face different risks.

Infants younger than eight weeks who have a high fever are at a higher risk of bacterial infection, research finds.

An increasing number of cardiac patients admitted to hospitals for other reasons are at risk of contracting a potentially lethal heart valve infection.

When wild animals get sick, they can't go to the drug store or a vet. Predators may be the best solution for keeping herds healthy.

About 40% to 50% of people with fungal infections that Candida caused die, but when infectious disease specialists oversee care, death rates can drop 20%.