Feel Better, Live More with Dr Rangan ChatterjeeHow To Change The Way You Breathe For More Energy, Better Sleep, Improved Blood Pressure & A Longer Life with James Nestor #644When Rooms Make You Dumber
1:50:43–1:51:38 · 55s
James says indoor CO2 around 1500 ppm can cut cognitive performance by ~50%, and at 3000–4000 ppm you may be inhaling someone else’s breath every 10–12 breaths, with health consequences.