[Home](./index.md) > [server](./server.md) > [RigidBody](./server.rigidbody.md) > [wakeUp](./server.rigidbody.wakeup.md) ## RigidBody.wakeUp() method Wakes up the rigid body. Physics otherwise optimizes waking it when necessary. **Signature:** ```typescript wakeUp(): void; ``` **Returns:** void