Reduced healing

Healing received
All player abilities and talents that cause Reduced healing effects are debuffs that reduce the effectiveness of Healing by 10%


 * Rogue
 * Wound Poison


 * Warrior
 * Mortal Strike
 * Furious Attacks


 * Hunter
 * Aimed Shot


 * Mage
 * Permafrost


 * Priest
 * Improved Mind Blast

Some other sources of reduced healing effects include:


 * Curse of the Deadwood, cast by Deadwood mobs in Felwood.
 * Gluth's Mortal Wound
 * Watchkeeper Gargolmar's Mortal Wound

Healing dealt
There are also debuffs that reduce the effectiveness of healers to heal others.


 * Anetheron's Carrion Swarm