True, withdrawal means the removing of a substance from someone’s body. Such as Nicotine Withdrawals. People who stop caping after doing it frequently get withdrawals such as tics and not being able to focus. This is because the substance is being removed from the body after the body was adjusted to it.
you could become a nutritionist lol or a chef
Unexpected means it was something you did not "expect" to happen such as a car crashing into you which means this is wrong.
Unfair is any injury.
Unnecessary means it was never needed and could have been prevented/not done therefore unnecessary is the best term.
What following? I think you needed to add a picture or something....
Muscular endurance because you worked on the muscles