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Weekly · Sunday Morning

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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

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A Complete Guide to Skin Treatments | Tanuj Nakra, M.D. & Suzan Obagi, M.D. — Whalespan

Content›Video›A Complete Guide to Skin Tre…

A Complete Guide to Skin Treatments | Tanuj Nakra, M.D. & Suzan Obagi, M.D.

Peter Attia13m · 2025-07-06

Claims Made

18

Claims Supported

13

Support Rate

72%

Support rate

13 of 18 claims supported

13 supported5 partial / not

Claims from this content

16

◐Partially SupportedPhenol peels or ablative CO2 laser treatment can achieve a mini eye lift for redundant lower eyelid skin, potentially lasting two to three years.◐Partially SupportedRadiofrequency microneedling stimulates collagen, elastin, shrinks sebaceous glands, and reduces dilated blood vessels for anti-aging effects.◐Partially SupportedAblative skin treatments penetrate through the skin, while non-ablative treatments do not.✓Well SupportedNon-ablative treatments like IPL or BBL are a high-yield category for initial aesthetic interventions due to low downtime and ability to produce real improvements.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

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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.

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N. Park

2d

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

◐

Ablative laser resurfacing is more aggressive, effective, and carries more risk and downtime than nonablative resurfacing.

◐Partially SupportedAesthetic skin treatments injure the skin to activate healing responses like collagen production.

◐Partially SupportedAnnual maintenance treatments are recommended for anti-aging benefits by supporting collagen, elastin, and vascular health.

✕Not SupportedPatients under 40-45 should avoid ultrasound and radio frequency tissue tightening procedures due to the risk of fat atrophy.

◐Partially SupportedChemical peels are generally safe for all skin tones, whereas ablative laser resurfacing can be riskier for higher Fitzpatrick skin types due to potential permanent injury to pigment cells.

◐Partially SupportedNon-ablative vascular lasers target dilated blood vessels, scars, and texture changes without causing an open wound.

◐Partially SupportedIndividuals with higher Fitzpatrick skin types may require hydroquinone before laser peels to mitigate risks.

◐Partially SupportedMedium-depth TCA peels can resurface skin, tighten pores, and are effective for large pores.

◐Partially SupportedAblative lasers, phenol peels, and deep TCA peels are effective non-surgical skin interventions.

◐Partially SupportedDeep TCA peels should only be performed by highly experienced practitioners.

◐Partially SupportedFractionated ablative CO2 lasers can treat deep perioral lines, and phenol peels can be used for redundant skin on the lower eyelids.

◐Partially SupportedThere is a direct relationship between the aggressiveness of a skin treatment and the degree of aesthetic improvement, with more aggressive treatments involving more downtime.