Various stories have been circulating the Internet about President Buhari's death, which is reminiscent of that of  President Yardua who died while in Power.

Millions of Nigerians and people across world have gone online to search answers for ‘Is Buhari dead?’ – a phrase that has become the most searched item on Nigerian platforms this week.
On Saturday, January 21, over 100,000 people searched ‘Is Buhari dead’ on Google and at least 5,000 people still search the subject daily.
While Buhari is away, Yemi Osinbajo met with a delegation from General Electric led by their CEO, Jeff Immelt

Buhari departed Nigeria on Thursday, January 19 for a two-week vacation in London where he would undergo medical check-ups.

As a result, Vice President Yemi Osinbajo is acting as president till Buhari resumes office on February 6.
While the presidency has denied reports on Buhari’s death, Nigerians won’t back out until they see their president back in the country. Below are some of the reasons why Buhari could truly be dead:

a: If he is truly alive he could have since sent a video on the same platform(twitter) he used in sending a picture to speak to Nigerians

b: There haven't been any picture or video clips at least from CCTV cameras in the country he traveled to. That proved he is on vacation

c: This was exactly how President Yardua Died and the rumours went on and on about him being alive when he was already dead.

d: There is the story circulating about him going for an organ Transplant that failed because of his age. As the popular saying goes: There is no smoke without fire......