First, the bad news. There is no vaccine or cure yet for the COVID-19. The only approved drug has modest impacts. What would we give for a drug that would do the following?

• Improve immune and inflammation responses to viral infections
• Reduce psychological and physiological stress from the pandemic
• Help treat most of the pre-existing chronic conditions that predict COVID-19 deaths, and
• Enhance the effectiveness of an eventual vaccine

Of course, no such drug exists, and that is perhaps too much to expect from a single therapeutic.

Now, the good news. There is a single remedy with evidence of all the benefits stated above. It is not a drug and does not require a prescription. It is not an expensive device. It is not a miracle food. The most common form of this remedy is free. The risk of using it is low for most people, and the “side effects” are positive and numerous. Sounds too good to be true, doesn’t it? Yet this remedy is taken by millions of people every day.

Have you figured out the answer yet? The only remedy with all these benefits is physical activity. That’s right, it’s the action your health care provider has been recommending for years - or should have been recommending. Virtually every health organization in the U.S. and globally recommends that all people be regularly active. The most common activity is walking, which is free.

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