Answer:
people with type O blood have no antigens present
<em>ANSWER:</em>
<u>Apply heat or ice to the painful area. Use ice for the first 48 to 72 hours, then use heat. Take over-the-counter pain relievers such as ibuprofen (Advil, Motrin IB) or acetaminophen (Tylenol). Sleep in a curled-up, fetal position with a pillow between your legs.</u>