Yes! Dr Riaad Moosa explains medically why laughter is the best medicine! SMILE FM | SMILE DRIVE Download 534.2 KB Medium quality — 534.2 KB Low quality — 311.8 KB High quality — 1.2 MB What's the difference? 6 years in medical school and many still don't believe Dr. Riaad Moosa is a doctor! Riaad ENGLISH South Africa Improv