Answer. Nipple stimulation can be used to make the uterus cramp. This is useful after the baby is born to help the placenta separate from the uterus, or after the placenta is delivered to help the uterus contract and decrease postpartum bleeding.
A pineapple allergy occurs when the body&#039;s immune system reacts to something in the pineapple that it considers harmful. The immune system produces both an antibody and histamine, a combination that can cause symptoms ranging from anaphylaxis to asthma, abdominal distress, eczema or headaches.
For an anaphylactic reaction to occur, you must have been exposed in the past to the substance that causes the reaction, called the antigen. This is called sensitization.. 1  A bee sting, for example, may not cause an allergic reaction the first time. 2  Another bee sting may produce a sudden, severe allergic reaction known as anaphylaxis or anaphylactic shock.