Dear Dr. I have three problems. 1. My right knee cartilage damaged. Dr. Said need to mri. 2. My right shoulder's ligaments damaged. Dr. Said both problem are created due to over excercise. But I m getting pains last 15 years. 3. Sinusitis. My nose (left side) always blocked. I have taken a lot of medicine for this disease. But not yet cured. Please advice what should I do? which type of medicine should I take?