Body and Brain: Advice not to chase perfection, just to feelbetter in our bodies day to day by putting a few viral mobilitychallenges to the test. MALLORY, MALIA and MIA CASPER, whosesitting-to-standing challenge took off online, are here. Thentry the center-of-gravity challenge. Sports medicine and teamphysician for the WNBA's New York Liberty, DR. ASHLEY V.AUSTIN, reveals what these challenges do and don't prove!Plus, do the claims that brain games help with brain fog checkout? Neurologist, professor and bestselling author of "THEINVINCIBLE BRAIN," DR. MAJID FOTUHI, tries two challenges andseparates fact from fiction. And tonal coach and mobilityexpert ACKEEM EMMONS demonstrates a workout to help increasemobility.