How many calories a day should a 5 ft 143 lb 48 year old woman eat?

America's National Institute of Health has reported that it is unhealthy to deprive yourself of food. You should not consume fewer than 1,200 calories per day unless you are on a special, medically-supervised diet. A very low calorie diet, which is the intake of between 500 to 800 calories a day, is only for people whose weight has put them at immediate risk for serious medical complications.

Eating blueberries is supposed to help regulate your weight...