and the variability and symptoms associated is anything from severe fatigue, muscle aches, temperature disregulation, sleep disorders and even a difficulty in concentration. long covid is something that we should be taking seriously. >> i want to ask you about, doctor, leanna nguyen said you're free to go out if you're vaccinated and boosted. you don't have to isolate. you should be free to go out. you don't have to cancel holiday plans. with new year's eve coming up, i wonder your thoughts on something like that because the netherlands as you know just recently on lockdown, the first european country to be on lockdown again. europe is a hot spot. they always provided preview on where the united states can be. are we headed for another lockdown? should we be headed for another