Ketogenic Diet expert Russ Scala interviewed by Joshua Smith GSD Mode about health, fitness, life longevity, and much more! (01:15)  Rewind the clock (04:15)  Where did your curiosity for labs come from? (08:30)  What took you to creating your own business? (12:30)  Stress, caffeine, alcohol (19:30)  What are some bio-markers you should keep your eye on? (23:10)  What does daily nutrition look like?  (Ketogenic Diet) (24:50)  Intermittent fasting and brain function (29:00)  Sleep cycles and REM scycles (34:14)  Gut biome, the importance of a healthy gut (37:00)  Rules of thumb for healthy guts (38:00)  Optimal form of workout for life longevity (41:00)  Age for TRT?   (44:00)  How do we reward our kids without making them fat? (46:00)  Best way to reach out? (49:00)  Last words of advice