After photos of Elton John using a wheelchair were released online, the Rocketman singer told fans: “The true story is that I’m in top health.”
Adele dropped her fourth studio album 30 last week.
The Canadian superstar was due to perform a series of gigs at the Resorts World Theater in Las Vegas.
Fans have been begging Adele for new music ever since she released her third studio album, 25, in 2015.
The Brit performed a new song at Ipswich Town’s stadium on 25 June and the gig was a big hit among TikTok-ers.
Kate Hudson has responded to criticism over depictions of autism in Sia’s film, Music, for which she has received a Golden Globe nomination.
Thousands of people have signed an online petition asking that Sia’s film, Music, be stripped of its Golden Globe nominations.
Sia has been criticised for casting Maddie instead of an autistic person.