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).
What You Can Eat. That depends on your blood type. Type O blood: A high-protein diet heavy on lean meat, poultry, fish, and vegetables, and light on grains, beans, and dairy. D'Adamo also recommends various supplements to help with tummy troubles and other issues he says people with type O tend to have.
Diet. A diet rich in iron, vitamin B12, and protein is essential in helping the production of red blood cells. Suitable foods include: 1  Liver (iron, B-complex vitamins, protein); 2  Green vegetables (the chlorophyll in the veggies can help the body to produce healthier blood); 3  Kelp (iodine and trace minerals). diet rich in iron, vitamin B12, and protein is essential in helping the production of red blood cells. Suitable foods include: 1  Liver (iron, B-complex vitamins, protein); 2  Green vegetables (the chlorophyll in the veggies can help the body to produce healthier blood);