Dear Reader, It's that time of year again - time for my annual Fasting Challenge! I start this evening (Wednesday) with my "Last Supper". Then I won't consume a single "calorie" until Sunday evening. Zilch. In the meantime, I will spend 2 days hiking in the hills around the Forest Circadian Retreat, totalling over 50km and 1500m of vertical elevation. Will I survive? You can follow my progress practically in real time on my Facebook page, Midlife Metabolic Health. Just like/follow to make...