Health Sciences

Cancer metastasis requires tumor cells to acquire properties that allow them to escape from the primary tumor site, travel to a distant place in the body, and form secondary tumors.

At a soup kitchen in the basement of the St. Agatha-St. James Catholic Church, located at the edge of the University of Pennsylvania’s campus, May graduate Kyra Edson provides free health services to those in need.

When it comes to sleep, Penn Medicine researchers are finding out that some things really are black and white.

A new study led by University of Pennsylvania researchers involves a classic case of evolution’s fickle nature: a genetic mutation that protects against a potentially fatal infectious disease also appears to increase the risk of developing a chronic, debilitating condition.

The network of arteries supplying blood flow to the brain is more likely to be incomplete in people who suffer migraine, a new study by researchers in the Perelman School of Medicine at the University of Pennsylvania reports.

Humans are far more than merely the sum total of all the cells that form the organs and tissues. 

A small percentage of people diagnosed with a mysterious neurological condition may only experience psychiatric changes - such as delusional thinking, hallucinations, and aggressive behavior - according to a new study by researchers in the Perelman School of Medicine at the University of Pennsylvania.

Overturning a commonly-held belief that cities are inherently more dangerous than suburban and rural communities, researchers from the Perelman School of Medicine at the University of Pennsylvania and The Children’s Hospital of Philadelphia (CHOP) have found that risk of death from injuries is lowest on average in urban counties compared to suburban and rural counties across the U.S. 

(This is the third in a series about University of Pennsylvania students who took their arguments in support of federal student financial aid to Washington this summer in a project organized by the Office of Student Registration and Financial Services. Other profiles feature students 

Food is an integral part of life; but, for some, it can be harmful. Allergic inflammation caused by inappropriate immune responses to some types of food has become a major public health issue. Over the past ten years, the prevalence of food allergies has increased by nearly 20 percent, affecting an estimated six million people in the U.S.