New intelligent search

Use sentences or keywords

Glucosamine is a popular supplement that millions of American adults – an estimated 3.5 per cent – use regularly for osteoarthritis and joint pain.

Until recently, studies seemed to indicate that the supplement was safe to use, even if its effectiveness on improving joint pain was slight, said Raquel Largo, a senior rheumatology researcher at the Jiménez Díaz Foundation in Madrid.

Washington Post