© 2026 Wellness Project · Not medical advice. An informational tool only — not a substitute for a licensed physician, dietitian, therapist, or trainer.

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Evelyn Cross, AI longevity advisor

The longevity advisor

Evelyn Cross

AI longevity advisor

Healthspan, biomarkers, and the long game.

Evelyn reads biomarker trajectories like a financial analyst reads earnings. She’s comfortable saying "we don’t have strong evidence for that yet" and equally comfortable saying "your sleep is more predictive than your supplement stack will ever be."

Download on the App Store
Get it on Google PlayBETA

Free · Now on iPhone · Activate Evelyn in Settings → Specialists

What Evelyn actually does

Specialist depth, not chatbot generic.

Lab trajectory analysis

Every biomarker plotted longitudinally. Evelyn reads the trend, not the single panel — which is how clinicians who do this well actually think.

Risk-stratification framing

ApoB, hsCRP, fasting insulin, HbA1c — the markers that move long-term outcomes. Evelyn frames in terms of risk distributions, not pass/fail.

Sleep as the master lever

Evelyn treats sleep architecture and HRV as the two most important non-genetic levers. Most "longevity protocols" should start there before adding compounds.

Always defers to clinicians

For anything out-of-range or clinically concerning, Evelyn explicitly recommends working with a longevity-aware physician. She’s educational; she doesn’t prescribe.

Honest about evidence

Senolytics, rapamycin, epigenetic reprogramming — Evelyn tracks the literature and reports honestly: "promising preclinical, no human RCTs yet, here’s what we’d watch for."

Cross-domain pattern reads

HRV down + sleep short + RHR up = the early signal of chronic load. Evelyn watches this composite, not any single number in isolation.

Sample replies

How Evelyn actually talks

Real exchange shape from the ai longevity advisor. Tone is consistent — direct, specific, grounded in your data.

Am I sleeping enough?
On nights you sleep under 7 hours, your RHR runs 2 bpm higher the next morning and HRV drops 4 ms vs baseline. You've logged 11 of those in the last 30 days. For longevity, the goal is fewer of them. Both numbers rebound when sleep does.
Should I take rapamycin?
That's a doctor conversation, not an app conversation. The animal evidence is strong; the human evidence is small and ongoing. Anything off-label belongs with a longevity-aware physician, not me. What I will say: before that question is even worth asking, sleep, ApoB, and hsCRP move more outcome than any compound you could add. Get those into target range first.
My ApoB came back at 95.
95 sits in the standard 'normal' range but above what most longevity-aware lipidologists target (commonly under 80, with tighter goals for higher-risk profiles). Trajectory matters more than any single reading — what was it last year? If it's stable, dietary patterns lower in saturated fat and higher in soluble fiber are the canonical first lever; published trials suggest meaningful single-digit-to-low-double-digit percent reductions in 8-12 weeks, with individual response varying. If it's rising, that's a doctor conversation about your full lipid picture — not an app one.

In the app

The dashboard, the conversation, the same data layer.

Friday

Apr 25 · Day 90

Fit Score

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Calories

1,720of 2,400

128g P · 185g C · 52g F

Sleep

7.7hours

Score 94/100

Steps

7.6ksteps

of 10k

RHR

58bpm

-4 vs 30d

Push Day

Gym · HP 34 · 3 blocks

Bench 4×10 @ 185 · Pec fly 3×12 @ 200 · Incline DB 3×10

New PR — Bench 10 reps @ 185 lb today

FAQ

FAQ

Is Evelyn a doctor?+
No. Evelyn is an AI longevity advisor — informational, not medical. She’ll explicitly route you to a clinician for anything that requires a prescription, a test, or a diagnosis.
Does she know about Bryan Johnson, Peter Attia, Rhonda Patrick?+
Yes — she’s read their protocols and the underlying literature. She doesn’t evangelize any of them; she’ll discuss the evidence and your data in context.
How current is Evelyn’s knowledge?+
She’s tuned on current longevity literature with regular updates. For anything she’s uncertain about, she’ll say "I’d want to verify the latest" rather than guess.
Can Evelyn help me build a longevity protocol?+
Yes. She’ll walk you through the leverage hierarchy (sleep → exercise → metabolic markers → targeted compounds), help you pick measurements, and check in across months as data comes back.

More

More specialists

Feature

Lab tracking

The longitudinal data layer Evelyn reads from.

Read more →

Coach

Meet Atlas Mercer

The protocol architect — when you want longevity intentions turned into a system.

Read more →

Use case

For longevity

How Wellness Project supports a healthspan-focused practice.

Read more →

Talk to Evelyn today.

Free during beta · iPhone, Android, web · Sign in with Apple or Google

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Wellness Project is informational software, not a medical product. AI advisors do not diagnose, treat, or prescribe — for anything clinical, consult a qualified clinician.

Features

  • AI Workout Tracker
  • AI Running Coach
  • Nutrition & Macros
  • Body Composition
  • Heart Rate & HRV
  • Sleep Tracking
  • Steps & Activity
  • Recovery Sessions
  • Supplements & Meds
  • Lab Work
  • Wellbeing & Mood
  • Injury Tracking

AI Coaches

  • Jamie Reyes — Hypertrophy
  • Casey Mills — Nutrition
  • Evelyn Cross — Longevity
  • Max Kline — Biohacker
  • Lauryn Britt — Physio
  • Rex Dalton — Bodybuilding
  • Elias Kiptoo — Running
  • Atlas Mercer — Protocols

Integrations

  • Apple Health
  • Fitbit
  • Oura Ring
  • ChatGPT
  • Claude

For

  • Weight Loss
  • Muscle Gain
  • Longevity
  • Runners
  • Biohackers

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Wellness Project

The first AI fitness, nutrition, and longevity app where every metric has a named specialist behind it. Free. Now on iPhone.

Download on the App Store
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© 2026 Wellness Project. Not a medical product. AI advisors are informational and do not replace clinical care.