Bell #71 Calcium Build-Up - 50% of all deaths in North America are caused by calcification and hardening of the arteries (arterial sclerosis, high blood pressure) and calcification of heart valves (aortic-valve stenosis). Calcium build-up also affects our brain, tendons, muscles, glands, ducts, eyes, liver, kidneys, in fact all soft tissues in our body. Calcium build-up in knees, shoulders and other joints can be very gritty and painful. Before you have your joint scoped and scraped, try Bell's Calcium Build-Up.