Answer:
Two tests you can do at home to test your cardiovascular fitness and respiratory systems are Lunges and Pushups.
Since everything is “lighter” in space due to the lack of gravity, you don’t need as much strength to do things so your muscles begin to deteriorate and weaken because you aren’t maintaining your strength.
First of all i would ignore it i would also try to express your feelings and write your feelings in a diary and last but not least i would see a therapist to talk about your personal problems
