[Home](./index.md) > [bitburner](./bitburner.md) > [Sleeve](./bitburner.sleeve.md) > [setToGymWorkout](./bitburner.sleeve.settogymworkout.md)
## Sleeve.setToGymWorkout() method
If you are not in BitNode-10, then you must have Source-File 10 in order to use this function.
Return a boolean indicating whether or not the sleeve started working out.
Signature:
```typescript
setToGymWorkout(sleeveNumber: number, gymName: Gym, stat: GymStat): boolean;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| sleeveNumber | number | Index of the sleeve to workout at the gym. |
| gymName | [Gym](./bitburner.gym.md) | Name of the gym. |
| stat | [GymStat](./bitburner.gymstat.md) | Name of the stat to train. |
Returns:
boolean
True if the sleeve started working out, false otherwise.
## Remarks
4 GB