The video shows how the disease is modeled and how it affects the behavior of the patient. The affected activity is called leisure and consists of the following steps: going to the living room, switching on the tv, sitting down at the sofa, and then stand up. The considered disease sympton is tremors. The videos shows the unaffected activity, then the same activity with medium tremor and then high tremors. In the second case, the general actions of the patient are slower. In the last case, the patient calls for assistance when swithing on the TV