Answer: Crunches target the rectus abdominis and other abdominal muscles. An ab crunch machine is designed to strengthen the abdominal muscles. Wearing compression underwear can give the stomach a more toned appearance. Ab crunches are a great exercise for people looking to shed weight
Explanation:
As far as I know there isn't a way to directly heal one. You just gotta wait it out.
But a good way to make it not feel itchy is to put tiger balm on it, or you can use a bandaid!
Regular physical activity can improve your muscle strength and boost your endurance. Exercise delivers oxygen and nutrients to your tissues and helps your cardiovascular system work more efficiently. And when your heart and lung health improve, you have more energy to tackle daily chores.