The speaker's heart rate reaches the 160s during high-intensity exercise.

Low risk

The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.

PARTIALLYSUPPORTED

Consensus

92%

broad agreement

Evidence quality

86/100

strong base

Risk

Low

well-tolerated

Cost / month

$0

estimated

Effort

Med

time & habit

First mentionedSep 2023

Neutral

1

Bryan Johnson· Author

I just did one today get my heart rate in the 160s

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Discussion

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AV

A. Volkovreader

4h

Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.

NP

N. Park

2d

Would love a "what would change this verdict" RSS feed. Sign me up if it exists.

87

Other claims on exercise

2 claims

VO₂max declines roughly 10% per decade after age 30 in untrained adults, but training holds it flat into the 60s.

Well Supported · 2 creators · 9 mentions

The Norwegian 4×4 protocol raises VO₂max faster than any other intervention measured in head-to-head RCTs.

Well Supported · 2 creators · 8 mentions