[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 RAM cost: 4 GB