It’s normal,puberty,you can wax it professionally if you would like,it’s nothing bad
The process of lifting anything, including a coffee cup, involves the nervous system to send a signal from your brain to the muscles in your arm which then uses your sensory system to determine how far to lift.
Heavy weight lifting is fitted on Anaerobic Activities
Heavy Weight lifting is considered short lasting-high intensity training which relies on on muscle strength rather than cardio vascular capabilities ( if it relies on cardio, it fitted on Aerobic Activities)
other Examples of anaerobic activity : Pull ups, Bench Press , Push up, etc
I feel like you become more depressed when you starve yourself because you will feel like absolute poop. You would have to look at yourself everyday and see that. Starving yourself makes it worse.
Yes. Apply as much as you need. It doesn't matter.