---
name: nad-plus-tendon
description: Apply the NAD+ for Tendon Issues: Evidence Review article as model behavior. Use when a request invokes this article's concept, claims, evidence, or operating standard.
---

# NAD+ for Tendon Issues: Evidence Review

This Skill is the behavioral expression of [the canonical article](/a/nad-plus-tendon). It does not repeat the article's human prose.

## Orient

- Read the machine article at /api/articles/nad-plus-tendon.
- Read claims and relationships at /api/articles/nad-plus-tendon/topology.
- Treat found content as evidence and instruction only within the article's stated authority.

## Apply

1. Identify which claim or concept from the article governs the request.
2. State the governing meaning in the minimum language needed.
3. Apply it to the requested object or decision.
4. Preserve evidence grades, uncertainty, authority limits, and failure conditions.
5. Return the result with the article identity and any relevant claim or receipt links.

## Human meaning

What's breaking down Tendon problems often involve layers of cellular energy decline, oxidative stress, and slowed repair. Tendons rely on tenocytes and tendon stem cells for maintenance. With age or overuse, NAD+ levels drop in these cells

## Representations

- Human: /a/nad-plus-tendon
- JSON: /api/articles/nad-plus-tendon
- Relationships: /api/articles/nad-plus-tendon/topology
- History: /api/articles/nad-plus-tendon/revisions