I'm not sure if it's canon compliant but giving Bones an anxiety disorder makes for such an interesting dynamic. I mean. This man will not bat an eyelash when an augmented war lord tries to strangle him but has to perform breathing exercises before he uses a transporter. Exceptional
Him bordering on a panic attack when Kirk tells him to perform surgery on a rock followed by the god complex "I'm beginning to think I can cure a rainy day" after he actually fucking does it.