NEW YORK (Reuters Health) - Knee pain appears to decrease up to one year after "prolotherapy," a series of sugar water injections at the site of the pain, according to a new study. Previous research ...

Dear Doctor: I'm a 66-year-old man whose right knee really hurts from arthritis. My sister keeps talking about something called prolotherapy. What is it, and can it help? Dear Reader: Prolotherapy is ...

Q. I’ve heard about a therapy in which a sugar solution (no steroids) is injected into an injured joint. The theory is that it irritates the joint into repairing itself or something. Is there anything ...