Doctor, Doctor

Doctor, Doctor is an achievement in Halo: Reach. It is unlocked when a player uses a Health Pack to heal themselves after taking damage.

Trivia

 * This achievement is very similar to the achievement "Heal Up" in Halo 3: ODST, which also requires the player to use a Health Pack. The symbol of both achievements uses a medical symbol.
 * This achievement can be easily unlocked in Forge World.