All the latest headlines explained – Why are vaccines being flown around the country when they are not yet FDA-approved? What are the new CDC quarantine guidelines? Was Covid in the U.S. as early as December? Plus, what you can do about “quarantine constipation.”

After watching how COVID-19 spread across the world and changed lives, Dr. Sanjay Gupta wants everyone to be prepared for the next pandemic to hit. So he came up with a five-step plan to make sure you're ready when it hits. Just remember the word "PROOF."

Sanjay Gupta's PROOF Plan

Plan Ahead

Remember when no one could find toilet paper or hand sanitizer at the store? Gupta says you should keep a 30- or 60-day supply of the following items:

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