1 Getting acustomed, physically and mentally.
2 Muscle memory.
3 Power in the main muscles for the lift.
-Microtrauma and recover. Muscle fiber recruitment and hyperthrophy.
-Signals, neural signals. Mental power. And phyaical power.
4 Amount of muscles tensed and how much total power.
-For grip for example, if you only tench your fist you have less power than when you tench from the side or even the floor.
5 Natural occuring hormones and neurotransmitters.
-Increase of those through training.
6 The joints get better
7 How you do a new lift and prepare for a new lift, certain breathing for example a mental state and brute force and power.
You have to want it, be certain and you have to do it. Want it, do it !
