There’s no debate: smoking and nicotine are not good for your health. Unfortunately, that knowledge doesn’t make it any easier to quit smoking.

As a psychiatrist who specializes in addictions, I understand the challenges of quitting a substance as addictive as nicotine. That’s why I’m sharing information about nicotine withdrawal and how to manage the discomfort that comes with it.

You’ve probably heard that you should eat the rainbow to get the vitamins and nutrients your body needs.

Eating whole foods in a variety of colors — think red apples, orange carrots, yellow squash, green lettuce, and so on — means you get a variety of phytonutrients, or antioxidants.

What about foods that get a little help? Food dyes are used to boost or change the color of foods and drinks. But are these food dyes harmless...