DEAR DOCTOR K: I've read that sugar increases the risk of heart disease. How does it do that? Also, any advice for those of us with a sweet tooth?
DEAR READER: So far as we know, sugar doesn't directly harm the heart. But it sure indirectly harms the heart, by promoting the following cardiac risk factors -- problems that lead to heart disease: OBESITY: Excess calories contribute to obesity. Added sugar is a major source of excess (and empty) calories. Overweight and obese people are at greater risk for heart problems. Today, we're discovering that the cells containing fat make hormones that travel in the blood and have many harmful effects on the heart.