In this episode of MASS Office Hours, Dr. Eric Trexler and Lauren Colenso-Semple answer questions submitted by listeners and viewers in the live chat. Topics include training for peri- and post-menopausal women, the pros and cons of caffeine, low energy availability and related factors that impact endocrine system, managing side effects of creatine, sex differences in fatigue and training volume, what to do when you’re “skinny fat,” cluster sets versus straight sets for hypertrophy, favorite exercise machines, training (and dieting) through or around minor injuries, and much more. The MASS crew goes live for Office Hours every Wednesday night at 7pm eastern time. Be sure to join us for a future episode! If you'd like to submit a question ahead of time, please use this link: https://forms.gle/9Ah39mefs8cuVa9H7 Times stamps: 0:00 Introduction 1:51 Training for peri- and post-menopausal women 18:19 The pros and cons of caffeine 42:26 Low energy availability and related factors that impact endocrine system 58:23 Managing side effects of creatine 1:01:07 Sex differences in fatigue and training volume 1:05:33 What to do when you’re “skinny fat” 1:10:29 Cluster sets versus straight sets for hypertrophy 1:16:08 Favorite exercise machines 1:20:56 Training (and dieting) through or around minor injuries