"Would it be a bad thing for Nigeria to have the best healthcare in the world?"
According to Adesina, details about the President's health is private and personal.
In April 2016, months before his very first medical visit to London, Mr. Buhari forbidding using offender resources about worldwide healthcare costs.
He said Buhari would return to the country on Saturday.
The president spent 103 days in London treating an undisclosed ailment.
When the trip was prolonged, presidential aides announced that the President would be staying back in the British capital to enable him to collect results of some medical tests he did.
Last month, the President travelled a week earlier for the 25th Commonwealth Heads of Government Meetings.
Before leaving Abuja on Tuesday, May 8, Buhari received Letters of Credence from ambassadors of Netherlands, Republic of Botswana and Lebanon to Nigeria, where he stressed the need for sustained financial, technical and capacity building from the global community to mitigate the effects of climate change in the country.More news: Majority of Americans say Mueller probe is politically motivated
Shehu had earlier on Monday hinted in a statement that President Buhari would by Tuesday embark on a four-day trip to the United Kingdom for medical check-up.
The maintained that whereas it has nothing against the President's decision to take care of his ailing health "as we are all subject to human frailties, Nigerians detest the deception, lies and beguiling that had trailed the handling of his unabating health issue. And of course, it has political and economic costs as it increases uncertainty and perceptions of risks". "For a lot of people who are asking the question whether he is healthy enough to run for re-election, this trip further reinforces those concerns".
Mariatu said plans are underway to visit all the North West states to stage mega rallies and grassroots mobilization for the President's re-election as well as the empowerment programme of the women.
President Buhari expressed outrage over the killings by bandits in the country.
Ologbondiyan said "The admission, though belated and coming after intense public pressure, has put to rest speculations on the health status of the President".
The party chair wondered why the Presidency is "stressed up" on an innocuous letter to the United Nations that merely stated the obvious happenings in the country regarding democratic developments. "Is this how a president is supposed to leave the country when his people can not access medical treatment?"
"President Buhari assures that security remains a priority for his government and his administration will not tolerate the persistent killing of innocent people in order to set Nigerians against one another", Mr. Shehu said.
"I think there is a general concern about the performance of the Buhari administration".