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:
I have no specific term but I think it may be like having to do with keeping your children safe at all times
There are three different types that can cause it Type A B and D
