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.

Aggressive Screening for Breast Cancer | Peter Attia & Harold Burstein — Whalespan

Content›Video›Aggressive Screening for Bre…

Aggressive Screening for Breast Cancer | Peter Attia & Harold Burstein

Peter Attia5m · 2023-11-22

Claims Made

16

Claims Supported

15

Support Rate

94%

Support rate

15 of 16 claims supported

15 supported1 partial / not

Claims from this content

8

✓Well SupportedBreast cancer is the most common cancer diagnosis worldwide, excluding non-melanoma skin cancer.◐Partially SupportedIdentifying breast cancer early is the best strategy for curing the disease.◐Partially SupportedLarger tumor size at presentation and greater lymph node involvement are associated with lower survival rates for breast cancer.◐Partially SupportedMammography is considered a very important tool within the cancer community.◐Partially Supported

More from Peter Attia

Peter Attia on Zone 2 Cardio

Peter Attia on Rapamycin (with Matt Kaeberlein)

Attia walks back the clinic protocol: too aggressive for healthy adults

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.

Early detection of breast cancer is associated with better long-term prognosis and allows for the use of fewer or more effective drugs.

◐Partially SupportedThe survival difference between adjuvant and metastatic chemotherapy suggests tumor burden is a critical factor in breast cancer outcomes.

◐Partially SupportedCatching breast cancer when it is 2 cm or smaller without lymph node involvement results in a 90-95% chance of cure.

◐Partially SupportedIf breast cancer spreads beyond the breast, long-term survival is not possible.