# WakeUp()

> Forces an articulation body to wake up.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine](/engine/6000.0/script-reference/unityengine.md)
* **Assembly:** UnityEngine.PhysicsModule

```csharp
public void WakeUp()
```

### Remarks

See the [Rigidbody overview](/engine/6000.0/manual/physics-section/physics-overview/rigidbody/rigidbodies-overview.md) page in the manual for more information about Rigidbody/ArticulationBody sleeping.