It most often develops in adults over the age of 40. It is also more common in women and in people with a family history. However, it can occur at any age due to injury or other joint-related diseases such as gout or rheumatoid arthritis. It does not increase testosterone directly but stimulates pituitary gland to produce more LH or Luteinizing Hormone, which in turn makes your testes produce more testosterone. It's great for enhancing your libido or sex drive. As a matter of fact, it can help you perform like a stud in bed! How ever the internet MBA students interviewed in India typically came directly from undergraduate degree, most were in their early twenties, were single coupled with little professional experience. As a result, their discussion of gender tended to mix theoretical knowledge with beliefs espoused by their families.