Overload Metabolism( Player's Guide to Eberron, p. 151)
You can heal damage at a cost to your other physical a t t r i b u t e s.
STR 13, Con 13, Warforged,
Once per day as a standard action, you can excite your warforged metabolism to heal a number of hit points equal to 5 + your HD. Doing this incurs a --2 penalty to your Strength and Dexterity scores for 10 minutes. If you are unconscious and have not yet used this ability, any infusion that targets you automatically activates it,