There is a strange bug with the Health Boost effect, when your HP is over 10 hearts it will damage you every 30 seconds and leave again with 10 hearts.
MC-21187
Health Boost potion effect reduce your current HP to 10 hearts every 30 seconds.
Resolved
Duplicate
0
Adam
(Unassigned)
Unconfirmed
Minecraft 1.6.1
Retrieved
23rd Duplicate of MC-18976, please use the search function to see if your bug has already been submitted. Currently over 58% of tickets are being closed as duplicate.