I'd suggest they do NOT see a doctor because it would be an evolutionary advantage in court, as well as lots of other places.
It's also just all-around generally good practice to live in the present, not the past.
Maybe not when you're testifying under oath.
So is saying you don't recall. Which is why people don't take the stand in their own defense. But scammers like SBF make their living off of being in front of people in hopeless situations, and finding a way to convince them. So of course they want to roll the dice. Which he did.
Unfortunately for scammers like SBF, courtrooms and lawyers are well-equipped to handle most of the tricks that scammers use. So the result of their testifying is like a street tough entering a BJJ gym and learning the hard way that chokeholds actually work.