Russell Wells, left, a fourth-year OHSU medical student, guides Anna White, a study participant with Huntington’s disease, through coordination exercises. Led by Wells and Amie Hiller, M.D., the study published in Nature Metabolism examined whether intermittent fasting could improve symptoms associated with the neurodegenerative disorder. (OHSU/Christine Torres Hicks)

Amie Hiller, M.D., left, and Russell Wells, a fourth-year OHSU medical student, review clinical trial data for their research on whether intermittent fasting could improve symptoms associated with Huntington's disease. (OHSU/Christine Torres Hicks)

Russell Wells, left, a fourth-year OHSU medical student, guides Anna White, a study participant with Huntington’s disease, through coordination exercises in an exam room at OHSU in Portland, Oregon. (OHSU/Christine Torres Hicks)

Amie Hiller, M.D., left, patient Anna White, and Russell Wells, a fourth-year OHSU medical student, in an exam room at OHSU in Portland, Oregon. Hiller and Wells are researching whether intermittent fasting could improve symptoms associated with Huntington's disease. (OHSU/Christine Torres Hicks)