Carbohydrates in season, when it's spring and summer, are perfectly fine for most people to eat. The problem is none of us protect ourselves from the damaging effects of blue light, and the more blue light you have the less carbohydrates you can eat Dr. Jack Kruse: "Blue light is the reason why people have this bad connotation to carbohydrates. A lot of people believe that carbohydrates are fundamentally bad. […] This is a half-truth; it's not true at all. Carbohydrates in season, when it's spring and summer, are perfectly fine for most people to eat. The problem is none of us protect ourselves from the damaging effects of blue light, and the more blue light you have the less carbohydrates you can eat. Why? Because this causes mitochondrial damage, and once the mitochondrial damage is present you can't handle carbohydrates anymore. But what do we do because we don't understand how mitochondria work? We immediately use linear relationships and blame the food, when it's really not the food at all; it's the light was behind it, 100%. […] "The seasonal approach, the easiest way for you to deal with it in your local environment is to sit down with a farmer in your area and say, 'Hey look, can you tell me what grows this time of the year, that time of the year, that time of the year,' and that's what you focus in on. […] "I advocate people eat locally, because guess what? You will get in a lot less trouble once you really know what's growing locally from your farmers." Dr. Jack Kruse with Justin Stellman @ 30:18–31:07, 33:00–33:16 & 39:51–40:02 (posted 2018-08-07) https://youtu.be/kSek0e4RCwI&t=1818