I just go by "If I feel I am getting on the limit that would give me muscle pain next day I ease out". I am not sportsman and I don't want to beat some goals, I

I just go by "If I feel I am getting on the limit that would give me muscle pain next day I ease out". I am not sportsman and I don't want to beat some goals, I exercise to feel healthy and be able to lift some things I need for other hobbies