Effects of seven days' fasting on physical performance and metabolic adaptation during exercise in humans. - Kolnes KJ; Nilsen ETF; Brufladt S; Meadows AM; Jeppesen PB; Skattebo Ø; Johansen EI; Birk JB; Højlund K; Hingst J; Skålhegg BS; Kjøbsted R; et al. (Nature communications, 2025)