How come a doctor didn't know about this?

"I literally see Charlotte's brain making connections that haven't been made in years," Matt said. "My thought now is, why were we the ones that had to go out and find this cure? This natural cure? How come a doctor didn't know about this? How come they didn't make me aware of this?"

Marijuana stops child's severe seizures

Exact same questions for our doctors. Why don't you know anything about  stroke recovery? Why does every survivor have to research and find everything out by themselves? Don't you doctors know enough to create a database of diagnoses and the stroke protocols that corrected those problems? My god, there are only 10 million cases of stroke survivors every year. That should quickly be enough to get some decent information from.