Cernovich @Cernovich
You can’t raise VO2 max unless you “push it up” via endless zone 2, or you “pull it up” via VO2 max intervals. VO2 max is correlated with life expectancy in absurd ways. (Goobers will say it’s not causal but they haven’t seen the extensive literature.) — PolitiTweet.org
Grainz n’ Gainz @OxygenzTBT
@Cernovich Is there any health or performance reason to push your HR to max? I don't know of any good reason to, ot… https://t.co/AetsTwbwGO