Health bar is not working

i followed an example to making a health bar and connected it with two collision but the health bar doesnt go down whenever it touches the spikes or the monster

https://flowlab.io/game/view/1075152 This is the game

Screenshot 2019-01-28 at 9.55.27 AM

The values need to be changed to 100 in the progress bar block. That should be how you fix it =D

thank you so much it worked!