Best Answer LittleOne , 18 November 2016 - 08:51 PM
You may want to check and see what you have set on the Team Fight Tactics Screen.
Look at the Strategic Focus. I believe "Good in dealing out" lowers your hit points by 7.5% which is the Stamina. If you want it to be just normal, switch to "Same Old, Same Old".
You access the Team Fight Tactics screen by clicking on the gear that is up near the team fights.Go to the full post