---
title: "Changes to Biorhythm (JSON)"
method: POST
path: "/wellness/biorhythm"
---

# Changes to Biorhythm (JSON)

`POST /wellness/biorhythm`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 13 revisions.

- **2026-08-24** `8ab5a768b521` — 2 breaking, 3 info

## Changes

- **2026-08-24** `8ab5a768b521` — 2 breaking, 3 info
  - the response property `data/days/items/critical/items/` became nullable for the status `200`
  - the `data/days/items/critical/items/` response's property type/format changed from ``/`` to `string`/`` for status `200`
  - added the optional property `data/birthDate` to the response with the `200` status
  - added the optional property `data/cycles` to the response with the `200` status
  - added the optional property `data/disclaimer` to the response with the `200` status

---

[Operation](https://skmtc.dev/astroway/apis/astroway-calculation-api/docs/wellness/biorhythm/post.md) · [API](https://skmtc.dev/astroway/apis/astroway-calculation-api.md) · [Page](https://skmtc.dev/astroway/apis/astroway-calculation-api/changes/wellness/biorhythm/post)