Edmonds said Hart has shown improvement two weeks and seven sessions into hyperbaric oxygen therapy.
"He is wanting to bear weight on his feet and legs almost 100 percent of the time and even reaches for my hand for assistance with walking," the star said.
"He's also calm in the chamber and he even wants to lay down. He's not fussy at all, whereas before, he was a little bit agitated."
"He's more social," she added.
"He's always been social, but he's finding things funnier and he's trying to make me laugh in a more deliberate way with the way he's socially interacting. He's also falling asleep in his crib without fussing at all. He does that at home, but we're in a strange house."
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