HealthDay - (HealthDay News) -- If you don't carefully monitor your diet, here are a few warning signs that you should, courtesy of the American Academy of Family Physicians: If your doctor has warned you about health problems or risk factors that can be controlled or improved with a better diet. These conditions include high blood pressure or high cholesterol. If you have a family history of heart disease, osteoporosis, diabetes or cancer. If you are overweight or obese. If you have unanswered questions about the foods you eat, and whether you should take vitamins or other supplements.

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