You go to your folks house for the barbecue, hard six pack and bratwurst at hand. It is a spring day and you are still glad that lawn mowing is much more needed than snow shoveling. You begin to produce your rounds, greeting old friends, insulting their sports allegiances and perhaps their politics as only guys do today to guys. Cartilage is a firm but pliable connective tissue in the joint. It protects and exerts pressure on the joints by absorbing the pressure and vibration generated during the movement. This reduction in the normal amount of cartilage tissue can cause some forms of arthritis. Once the treatment is started the prevailing signs and symptoms of urinary tract infection may be gone after two to three days of medications. A cortisol blood test is carried out to discover the cortisol hormone level in the blood. Cortisol assists one's body in metabolic process and stress management. The levels of cortisol inside the blood may vary as a consequence of several factors like stress, infection, injury and strenuous activities. The levels of cortisol usually vary throughout the length of the afternoon. In the morning, it can be generally increased, at night and during sleep, its level is often low. Its level, however, may continue with the person's sleeping habits. Those who sleep within the daytime and therefore are awake during the night, might have reversed cortisol level patterns also.