Of course, I don't mean to imply hotness is the only or even most important consideration, but you don't go from 10 to 0 without mourning the loss.
He needs to get out and meet people again so he can get outside of his own mind. He's reduced to a relationship with an AI that can't remember anything he's said previously, and even more delusionally, he claims that relationship is better.
Actually, he just needs to get out of CA. Most of the rest of the US doesn't live by the hyper-superficial standards much of CA lives by.
At my age, I'm just becoming aware of the difficulty of coming to terms with declining function, and even the tension that exists between friendly exchanges with the opposite sex. Most pursuits become more difficult to make gains. Maintaining positivity while in overall decline is not easy, and I imagine it gets all the more difficult as the end creeps nearer.
I don't think breath exercises are going to remedy his problems, but making it to the next day buys more time.