Body temperature is determined by the body's thermoregulatory set-point. The body increases this set-point in response to threats such as bacterial or viral infections. When this set-point rises, a fever occurs and the body perceives itself as suffering from hypothermia (colder than it should be).
Meat, Poultry and Seafood. D'Adamo recommends that people with type A blood eat plenty of fish, including salmon, sea or rainbow trout, red snapper, cod and mackerel. Chicken and poultry can be eaten up to two times a week, but D'Adamo says to avoid all beef, pork, game meats and shellfish.
1.To increase the blood iron is the most important element which plays the key role in blood production in the body. So you eat iron rich food. 2.Eat dark green leafy vegetables such as spinach which is rich in iron. 3.Eat Blood building foods like soy foods, apricots, apples, kidney beans, etc.