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The surgery marks the latest promising breakthrough in the emerging practice of xenotransplantation.

The effects of stress in this group had been understudied.

Viruses that infect and kill bacteria, called phages, hold promise as new treatment types for dangerous infections.

The results offer cancer patients reassurance that there is indeed a safe way to combat hair loss.

Opportunistic screening may help with diagnosing and treating osteoporosis in vulnerable groups.

New insights into how we sort out background sounds from our own voices.

Therapy may interfere with immune regulation in the heart’s largest blood vessels.

It had been unclear how the altered metabolism of the tumor microenvironment impacts chemotherapy.

Among the presentations: gender differences in chest pain, mental health effects of diabetes medications, and heart risks from air pollution.

The technology could help address treatment disparities, study authors say.