Increased muscle mass: Muscle mass naturally decreases with age, but strength training can help reverse the trend.
Stronger bones: Strength training increases bone density and reduces the risk of fractures.
Joint flexibility: Strength training helps joints stay flexible and can reduce the symptoms of arthritis.
C) Getting along with others.
The Luteinizing hormone (LH) is what you are looking for
Depression in teens can damage progression in growing up, how to manage their emotions, and can even start bad habits such as Self Harm, where hurts themselves purposefully, biting nails, anxiety, and isolation.
Depression affects a kids life in many ways, it makes finding friends harder, isolation easy, fights with parents, and drops in grades