Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
you are required to inform the host of any medical or physical conditions , or other circumstances that may impact your and any additional guest 's ability to safely participate in any experience , event or other host service . 

```
. OPTIONS: ["Jurisdiction", "Content removal", "None", "Choice of law", "Arbitration", "Limitation of liability", "Contract by using", "Unilateral change", "Unilateral termination"].