If you r metabolism is higher, the sugar is burned immediately or stored as reserve fuel for your body. If your metabolism is low, sugar goes to your liver without being burned and converts into fat. And if you are fatter and less muscular, insulin, which regulates blood sugar, doesn't work as well and blood sugar may rise. Stronger tendons and ligaments Strength training increases the strength in the ligaments and tendons which help to stabilize the joints. These strengthened joints pay a major role in avoiding injuries.
Strength training increases bone density .
This includes class twice a week for 60 minutes each. Compare this to personal training sessions and the value is obvious. You can't get this personal attention for less.