In this study, the Kareem's procedure was performed on 80 patients with intact gut and disabling symptoms -- 92% were adults and 8% were children. Soon after surgery, the digestive symptoms ...

The 66-year-old New York City woman said she joined the study six years ago after having trouble walking, which “scared me to death,” but so did the idea of a heart procedure.

An experimental procedure was found to improve the vision of patients whose eyes were damaged, according to a new study. NBC News’ Kristen Dahlgren has more on the procedure, which uses stem ...