Serious loss of cartilage can cause the bones to rub over the bones, changing the shape of the joints, forcing the bones out of their normal position. Ginseng If you have just encounter the term chakras and would like to know what they're, you have to exactly how that is known they work. I asked myself a similar question when I first heard of them. I could not recall any word like chakras inside my biology lessons. Now you understand what they may be, but the big question still remains about how to make use of the 7 chakras.