3 & usually 1-2 hours , hope this helps some !
Just make sure you work out every night and try the same ones also eat healthy no breads or like fried foods
Answer:
most people carry harmful bacteria and can transport them to food touching your nose, hair can spread bacteria and cause contamination
I think one thing you could do in order to measure your cardiovascular strength you can do a full sprint run. In order to help improve your fitness levels you can swim, jog/run, body weight exercises, and a balanced diet.