---
title: "The strength session linked to an activity, if any"
method: GET
path: "/activities/{activityId}/strength-session"
tags: ["Strength"]
---

# The strength session linked to an activity, if any

`GET /activities/{activityId}/strength-session`

## Request

- Base URL: `https://bodylab.lol/api/v1`
- URL: `https://bodylab.lol/api/v1/activities/{activityId}/strength-session`
- Auth: HTTP bearer

## Path parameters

- `activityId` string, required: Opaque identifier.

## Headers

- `X-Client-Platform` string
- `X-Client-Version` string

## Response `200`

OK

- object
  - `session` object, nullable, required
    - `id` string, required: Opaque identifier.
    - `activityId` string, nullable, required: Opaque identifier.
    - `performedAt` string, date-time, required: An instant: ISO-8601 with offset, e.g. 2026-09-13T06:30:00Z.
    - `durationS` number, nullable, required
    - `sessionRpe` number, nullable, required
    - `notes` string, nullable, required
    - `load` number, nullable, required
    - `sets` object[], required
      - `exerciseId` string, required: Opaque identifier.
      - `name` string, required
      - `movementPattern` string, required
      - `howToUrl` string, nullable, required
      - `defaultUnit` 'reps' | 'seconds', required
      - `setIndex` integer, required
      - `reps` integer, required
      - `weightKg` number, nullable, required
      - `rir` number, nullable, required
      - `isWarmup` boolean, required

## Other responses

- `401`: Error: UNAUTHORIZED.

---

[API](https://skmtc.dev/bodylab/apis/body-lab-api.md) · [All operations](https://skmtc.dev/bodylab/apis/body-lab-api/llms.txt) · [OpenAPI document](https://skmtc.dev/bodylab/apis/body-lab-api/revisions/544c201eaf88?raw)