Prolonged stress causes the immune system to weaken and are more like to get sick.
Progression, regularity, overload, varienty, variance, recovery, balance, specifity, reversability. hope it helped
Dancing involves a lot of muscles.. it depends what kind of dancing and it’s health related because it helps with your breathing and breathing patterns.
The deltoid and the triceps
to improve strength in deltoid u can do a seated dumbbell shoulder press
and to improve strength in triceps do reverse cable tricep extensions