Goal: 100+ year healthspan
User Guide Patient comparison report AI Face Scan

Living healthy to 100+ years starts with finding your weakest link.  From MANY possibilities → to the FEW that matter → to the ONE that matters most.

All demo patients are synthetic. No real patient names, photos, lab values, genomic files, wearable data, or identifiable health information are used in this public demonstration.

Pick a demo patient or upload your data, then continue →

Step 1 · Upload Patient Goal & Data

Set the healthspan goal, then choose how to provide the patient's biological data: genetic, epigenetic, metabolomic, imaging/functional scans and wearable streams.

Step 2 · Era I Weak Link Analysis

Before simulating, the twin scores every link of the chain from the uploaded data as it stands today. This snapshot flags the likely weak links and the likely weakest link — the systems with the least current reserve relative to a 100-year goal.

The chain today (weakest first)

strong enough (≥70) borderline (55–70) weak link (<55) likely weakest link

Step 3 · Build Era II Digital Twin

The Era I snapshot is converted into the Era II Weak Link Analysis. Each system gets a decline trajectory derived from the patient's pace of aging, upstream hallmark burden, and clinical failure thresholds. This is the engine that will be aged forward.

Two layers wired: 12 hallmarks of aging (root mechanisms) → 11 physiological systems (where healthspan ends). Damage propagates downward through the loading matrix, so a system can be weak from its own markers or from upstream burden.

Step 4 · Run the Twin from Current Age to 100

The twin ages forward in real time. Watch each system's functional reserve decline. The first system to cross its clinical failure threshold is the cause of death and the true weakest link — then we keep going to reveal what would have failed second, third…

48
SIMULATED AGE
alive · all systems above threshold
48100

Step 5 · Results & Recommendations

Failure cascade — weakest link to strong-enough

Each system classified by the Era II Weak Link Analysis: the binding constraint (weakest link), the weak links that fail before the goal, and the strong-enough links that hold past 100.

ordersystemwould fail atcauseclassification

Constraint spectrum (Monte-Carlo, 4,000 lifetimes)

Ask AI to explain these results

Get a plain-language explanation of the Era I and Era II Weak Link Analysis for this patient. Pick who it is for, then read the summary or ask a follow-up question.

AI-generated educational explanation of this demonstration, not medical advice. It may be imprecise; confirm anything important with a qualified clinician.

Treatment care pathways for the weakest link:

Six categories, ordered by our bias: most natural, fastest, most sustainable, lowest cost & risk first. Each is run as a physician-reviewed care pathway: STOP, START, dose & duration, then re-measure to confirm the link got stronger.

The Personalized ONE Plan

Eternity Health AI · Human Digital Twin (demonstration). The body is modelled as a series-reliability chain whose throughput is healthspan; it ends when the first physiological system crosses its clinical failure threshold — the quantitative form of constraint analysis. Strengths derive from genetic, epigenetic, metabolomic, scan and wearable inputs through a transparent biomarker map. This is a decision-support and educational demo, not a medical device. All recommendations are illustrative and must be reviewed with a qualified clinician before any health decision.