High-tech scan reveals protein in the brain linked to Alzheimer’s disease

Amyloid PET scanning can detect an abnormal brain protein linked to Alzheimer’s disease. The scan can be helpful when the disease is suspected but still needs to be confirmed. The test is very expensive and may not be covered by insurance.

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New guidelines could make it easier for you to keep your heart healthy

New guidelines for preventing cardiovascular disease have lowered the threshold for when a person could consider taking a cholesterol-lowering statin drug. The potential benefit needs to be weighed against costs and possible drug side effects.

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Carbohydrates in your diet: It’s the quality that counts

High-quality carbohydrate foods are the foundation of healthy diets. They are rich in nutrients and fiber. They are absorbed slowly and do not cause large swings in blood sugar and insulin. The best sources are from fruit, vegetables, and whole grains.

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