Audit a URL →

Sign in Sign up free

Loading…

Weekly · Sunday Morning

Five longevity claims.
Worth your time.
Every Sunday.

Last Sunday

Rapamycin extends mouse lifespan 9–14%
NAD+ precursors reverse aging in humans
Blue-light glasses improve sleep quality
Walking 10 min after meals blunts glucose
Verdict change — caffeine half-life downgraded

5 audits·1 verdict change·0 affiliate links·Every Sunday

Joining 1,247 readers — founders, MDs, and longevity-obsessed people who fact-check their own health decisions.

Browse

Decisions Claims Content Creators

Product

Audit a URL Sunday roundup API (soon)Pricing

About

FAQ Methodology Editorial Standards Corrections Press & brand RSS feed

Legal

Terms of Service Privacy Policy DMCA

Finally, something serious in this space.
Because we actually read the papers.

© 2026 Whalespan. Independent, evidence-graded longevity.

How to Increase Testosterone Naturally — Whalespan

Content›Video›How to Increase Testosterone…

How to Increase Testosterone Naturally

Paul Saladino9m · 2024-09-14

Claims Made

20

Claims Supported

17

Support Rate

85%

Support rate

17 of 20 claims supported

17 supported3 partial / not

Claims from this content

19

✕Not SupportedAlcohol consumption in the evening can compromise REM sleep, fragment sleep, and make it more unstable.✓Well SupportedSleep deprivation can lower LH and FSH, reducing testosterone production, which is correctable with improved sleep.✓Well SupportedExperimenting with eating the last meal of the day progressively earlier, starting at 2 hours before bed and extending to 5 or 6 hours, is recommended to improve sleep.✓Well SupportedGood sleep, avoiding endocrine disruptors, adequate nutrients, and signaling abundance support testosterone.Well Supported

Discussion

Native comments, Twitter mentions, and Reddit threads about this content — surfaced together so the conversation isn't fragmented across platforms.

M

Share your read of this content…

Posting publicly as you · linked to your social profiles

Sort by:

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.

✓

Testosterone levels of 800 ng/dL or higher are within the normal distribution for a significant portion of the population.

✓Well SupportedTestosterone levels should be tested within two to three hours of waking, as they are highest in the morning.

◐Partially SupportedCarbohydrates from fruit and honey signal abundance and are necessary for maintaining testosterone levels.

✓Well SupportedOptimizing sleep is fundamental to balancing hormones, which impacts mental health, physical health, performance, and fertility.

◐Partially SupportedOptimizing testosterone levels requires a multi-faceted approach including diet, exercise, and environmental factors.

✓Well SupportedTestosterone levels in men may not decline with age if lifestyle is managed carefully.

✓Well SupportedLow testosterone can manifest as low libido, trouble gaining muscle mass, or mood disturbances, but not necessarily erectile dysfunction.

◐Partially SupportedKeto and carnivore diets can improve testosterone levels in men, with some doubling or tripling levels within three to six months without supplementation.

✓Well SupportedEating too close to sleeping or drinking alcohol before sleep typically leads to declining sleep scores.

✓Well SupportedLow testosterone in men can manifest as low libido, erectile dysfunction, depression, lack of motivation, and trouble gaining muscle mass.

✓Well SupportedOptimal sleep quality involves sleeping 7-8 hours per night and maintaining a consistent bedtime.

◐Partially SupportedAvoiding grain-based carbohydrates like wheat and gluten, and focusing on tubers, fruits, and honey, is beneficial.

◐Partially SupportedTolerated carbohydrate sources include fruit, honey, squash, milk, and sweet potatoes, with tubers being acceptable but white potatoes and grains requiring caution.

◐Partially SupportedConsistently going to sleep at the same time, even if late, may be less detrimental than inconsistent sleep timing.

◐Partially SupportedFatigue, poor gut health, constant movement, and poor diet negatively impact testosterone levels.