When it comes to the vertical jump, Force is the maximum amount of strength that someone has and velocity is the maximum amount of speed someone has. If you increase your strength and your velocity (in ratio to your body weight), then your vertical jump will improve. This is the general principle that millions of top athletes have followed
exocytosis. (Yes, the synaptic vesicles (where the neurotransmitter is stored) merge with the membrane and release the neurotransmitter by exocytosis.)
