Health Sciences

Sperm doesn’t appear to forget anything. Stress felt by dad—whether as a preadolescent or adult—leaves a lasting impression on his sperm that gives sons and daughters a blunted reaction to stress, a response linked to several mental disorders. 

When a strain of bacteria invades a human body, the immune system responds by generating antibodies to neutralize the threat.

The first-known definitive case of a benign bone tumor has been discovered in the rib of a young Neandertal who lived about 120,000 years ago in what is now present-day Croatia. The bone fragment, which comes from the famous archaeological cave site of Krapina, contains by far the earliest bone tumor ever identified in the archaeological record.

A new online course taught by a University of Pennsylvania nursing professor and a nursing educator focuses on aging well, life in an aging society, and seeks to answer that age-old question: how old is old?  

Eighty-three percent of cancer doctors report that they’ve faced oncology drug shortages, and of those, nearly all say that their patients’ treatment has been impacted, according to a study from researchers at the Abramson Cancer Center and the Perelman School of Medicine at the University of P

Cartilage injuries are difficult to repair. Current surgical options generally involve taking a piece from another part of the injured joint and patching over the damaged area, but this approach involves damaging healthy cartilage, and a person’s cartilage may still deteriorate with age.

Researchers in the Perelman School of Medicine at the University of Pennsylvania have determined the role of a key growth factor, found in skin cells of limited quantities in humans, which helps hair follicles form and regenerate during the wound healing process.

The kidney and liver cancer drug sorafenib holds metastatic thyroid cancer at bay for nearly twice as long as a placebo, according to results of a randomized phase III trial, which will be presented today by a researcher from the Abramson Cancer Center and the Perelman School of Medicine at the

Researchers in the Perelman School of Medicine at the University of Pennsylvania have determined the role of a key growth factor, found in skin cells of limited quantities in humans, which helps hair follicles form and regenerate during the wound healing process.

HIV-positive transgender people are just as likely to stay in care, take their medication and have similar outcomes as other men and women living with the disease, according to new research from the Perelman School of Medicine at the University of Pennsylvania and published online May 30 in Clinical Infectious Diseases.