The correct answer would be 50
Boys:
-Deepening in Voice
-Growth Spurts
-Pubic Hair Development
-Increased Production of Testosterone and Sperm Cells
Girls:
-Growth Spurts
-Pubic Hair Development
-Menstrual Cycle Begins
-Increased Production of Estrogen and Eggs
Reduces the amount of oxygen that reaches the body's tissues. Increases risk for blood clots. Damages blood vessels. Doubles the risk of stroke (reduced blood flow to the brain)
Stress is NOT always negative
Positive stress (A stress) can help motivate you