public void changeState(int option){
		switch(option){
		case 0:
			this.isOkay = true;
			break;
		case 1:
			this.isInjured = true;
			this.isOkay = false;
			break;
		case 2:
			this.isInjured =false;
			this.isDead = true;
			break;
		}
	}