On the Mayo Clinic Radio podcast, Dr. James Garrity, an ophthalmologist at Mayo Clinic, discusses how diabetes, hypertension and high cholesterol all can be detected during an eye exam. Also on the podcast, Dr. Christopher Camp, an orthopedic surgeon at Mayo Clinic, discusses muscle strains and ligament sprains. And Dr. Paul Stadem, a recent Mayo Clinic School of Medicine graduate, shares what life is like for a medical student.