For those just becoming aware of IF and Jason Fung, this is an excellent video from earlier this year. For those already aware, this is a recent summary and detailed discussion with Bret Scher of DD:

https://www.youtube.com/watch?v=rQs...24ed1-102468937

I should add that this video covers fasting and more with cited research related to diet, cancer, hormonal influence, and many other metabolic dynamics. Very good education overall.