Here’s some good news for dark-chocolate lovers: Like apples, onions, green tea, and red wine, dark chocolate is rich in flavonoids. These substances may help prevent hardening of the arteries and reduce the risk for blood clots. But chocolate also is high in fat. So, enjoy it only sparingly.

Journal of the American Dietetic Association

 If you’re on a gluten-free diet, eating out can be a challenge. Choose restaurants that specialize in steaks, seafood, or Indian dishes. These often have more gluten-free items than do Mexican or Asian eateries. Other good options: salad, eggs, sushi, and grilled chicken or tuna.

Dermatology Nursing

 Alarmed about aspartame? Don’t be. Despite widespread Internet rumors, 30 years of research have proven this artificial sweetener to be safe. Only people who have a rare disease called phenylketonuria should avoid aspartame. For all others—including people with diabetes and those trying to lose weight—products sweetened with aspartame instead of sugar can be part of a healthful diet.

Journal of the American Dietetic Association