Acute and regular exercise benefits on cognition could be due to an improvement in synaptic activity, blood flow and brain irrigation, and an improvement in neuronal plasticity.

Muscles mass is crucial for good health.  Muscles give us control of our skeleton, help us with our posture and allow us to control blood sugar.  

Exercise has been found to have beneficial effects on the heart. Initially, exercise increases cardiac output and blood pressure, but individuals adapted to exercise show lower resting heart rate and cardiac hypertrophy.

Exercise helps us regulate estrogen, testosterone, DHEA, growth hormone and other hormones.  It also increases dopamine which helps us control our cravings.

An exercise as simple as jumping up and down 100 times has been shown to increase osteoblast activity and help delay osteoporosis. 

Exercise help regulate Mitochondrial Quality Control allowing for the repair/elimination of damaged mitochondria and synthesizing new ones allowing for the recovery of the metabolic state.