That thing can improve sexual desire more than stimulating muscles, which is not obvious and varies from person to person. So you can exercise, eat, sleep, rest and make plans normally. If you can, you can drink some protein powder to avoid arrogance and rashness. Stick to it for a year or two and you'll be fine. It's best to stick to it for four or five years, and the effect is very good. This thing will not happen overnight. Pain, loneliness and sweat are with you. If you want to practice well, you must be prepared for long-term persistence. And it is best to have a companion, the effect is the best.