Curl ups and push ups test endurance because they see if your body can produce enough oxygen for you to do the exercise for long periods of time
Answer to number one is <span>It is a serious chronic disease.
Answer to number 2 is 15.5%.
Answer to number 3 is 15.3%
Answer to number 4 is: increase a chance of hear attack.
Branliest Plz.</span>
Answer:
The neck is a first class lever
I THINK THE ANSWER IS A. 10 TO 20 MINUTES.