Health Trends Explained: High Cortisol Issues, Berberine, More

Health trends on social media promise to fix everything from sleep to weight gain but how much of that advice is backed up by science? NBC’s medical contributor Dr. Akshay Syal joins TODAY to separate fact from fiction on trends like issues with high cortisol, berberine supplements for weight loss, Japanese walking and more. » Subscribe to TODAY:    / @today   TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY's Website: https://www.today.com/ Find TODAY on Facebook:   / today   Follow TODAY on Twitter:   / todayshow   Follow TODAY on Instagram:   / todayshow   » Stream TODAY All Day: https://www.today.com/allday About: TODAY All Day is a 24/7 streaming channel bringing you the top stories in news and pop culture, celebrity interviews, cooking, and more. All in one place. #health #trends #socialmedia