Reader Mailbag: Guest Edition with Dr. Ryan Martin

This edition of reader mailbag is a guest post by Dr. Ryan Martin. Brief answers to questions from newsletter readers: Is being hangry really a thing? Absolutely. The science shows that low blood sugar predicts anger and aggression. Why are millennials so ungrateful? I didn’t know they were, but if they are it’s because we’ve [ ] The post Reader Mailbag: Guest Edition with Dr. Ryan Martin appeared…