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David Ferriss MD Homocysteine

Homocysteine: What Is It and Why Is It Important?

You know your weight and your blood pressure. You probably even know your blood sugar and cholesterol levels. But there’s one other number that’s just as important that you probably don’t know.
winter-solstice-snowy-scene

During Shorter Days, Stock Up on your Vitamin D!

Winter solstice (December 21st) is right around the corner, which means our days are getting shorter and shorter. While winter gives plants a time to conserve their energy for new growth in the spring, the lack of sunlight can affect your body’s health.