Daily Nutrition Science Digest

3 new studies on diet, exercise, and sleep

Three peer-reviewed papers published May 24–27, 2026: a Mediterranean diet RCT in rheumatoid arthritis patients (Eur J Nutr), a meta-analysis of 11 RCTs showing mental fatigue cuts resistance training volume (Eur J Sport Sci), and a cross-sectional NHANES study (n=7,402) finding irregular sleepers face 2.65× higher depression odds regardless of total sleep duration (Sleep Health).