Test your knowledge about microscopes, centrifuges, and more.
Took Pavel Tsatsouline’s ‘grease the groove’ to heart and put a $25 doorframe bar up; every time I walked by I’d do 3 easy pull-ups, and my max went from 6 to 12 in three weeks. If the scattered sets bug you, do the same idea as a 10‑minute EMOM with sub‑max reps instead.