Going too far beyond what the body can handle with vigorous exercise, especially without taking time to build up to the level of exercise, is an example of

Going too far beyond what the body can handle with vigorous exercise, especially without taking time to build up to the level of exercise, is an example of overexertion.
Doing something over and over and over again can be defined as overexertion, which is something that is done excessively (too much). Overexertion without taking a break in between, which is significant for exercising, can cause damage to the muscles and other life threatening symptoms. 

Inaccuracy is a disadvantage

You are a beautiful person and there is no one exactly like you in the entire world. you are special and the world needs you. different is beautiful. embrace it and never be afraid of change because it's most likely for the best. life does suck at times but you just have to find the beautiful, little things to make it worth while. stay < 3