Muscle Repair. The process of muscle repair depends on the availability of amino acids, and understanding the sequence of events can help clarify why dietary protein is necessary. Whatever the degree of injury to your muscle, trauma to the fibers begins a series of actions to rebuild the damaged tissue.
Typically, babies begin sitting up between 4 and 7 months, Dr. Pitner says. You can help your cutie learn this skill by holding on to her arms when she's on her back and gently pulling her up to a sitting position. She'll enjoy the back-and-forth motion, so add some fun sound effects to make it even more exciting.
Sit ups are an effective exercise to strengthen and tone your abdominal muscles, but the stress they put on your muscles and digestive system can cause pain. Severe pain can indicate issues including cramps, a strained muscle, and problems with your stomach and intestines.revention. Take steps before and after sit ups to prevent severe pain. Warm up before doing sit ups, and gently stretch your muscles after your warm up and after the sit ups.