Interstitial lung disease is the name for a group of diseases that affect the lungs, for example, interstitial pneumonitis, black lung, Farmer's lung, mold, grasses, fumes, and autoimmune diseases. The most common symptoms are a dry cough and shortness of breath. Treatment and prognosis depends upon the type of lung disease.
Parkinson's disease is a non-fatal neurological disease that affects the part of the brain that produces the vital chemical dopamine; sufferers typically experience bodily tremors, stiff joints and muscles, or have difficulty moving.
TIME commemorates renowned photojournalist Margaret Bourke-White, who disclosed her Parkinson's diagnosis in a 1959 issue of LIFE Magazine. The article and accompanying video feature Vice President of Medical Communications, Rachel Dolhun, MD, and describe what has (and has not) changed in the Parkinson's field since Bourke-White's life.