Answer:
Primary osteoarthritis is mostly related to aging. With aging, the water content of the cartilage increases and the protein makeup of cartilage degenerates. Repetitive use of the joints over the years causes damage to the cartilage that leads to joint pain and swelling
Explanation:
A mental disorder is any disorder that affects the function of the brain making the patient incapable of normal life behavorior. Depression, anxiety, dementia and Schizophrenia are just a few. A mental disorder interrupts the normal function of the brain cause a multitude of issues and conditions. In order for a condition to be labeled mental disorder the condition has to cause dysfunction in the patients life.
Well people who has been smoking for a long time maybe 5min and people who did it for a short time them maybe like 2 hrs