Reduced healing effects are debuffs that reduce the effectiveness of Healing.

Healing received

Examples of abilities that cause a reduced healing effect to those receiving the healing:

Rogue

• Wound Poison

Warrior

• Mortal Strike
• Furious Attacks

Hunter

• Aimed Shot

Mage (20%)

• Permafrost

Priest (20%)

• 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