Trump's doctor said in his previous report that he "will be the healthiest individual ever elected."
A federal judge had previously thrown out the lawsuit.
"This is a fragile man and a fragile campaign," the independent candidate said.
A report found stark divisions in educational achievement between different regions of the country.
"I don't want to talk about that," Trump says.
The two are expected to discuss the possibility of a WikiLeaks “October surprise.”
The campaign called it "pretty egregious to knowingly allow a falsehood to remain posted."
Obama offered support for ally after deadly quake in central Italy.
Professors argued that guns on campus would restrict free speech.
"It is time to enact prescription drug policies that work for everyone," Sanders tweeted.