"However, it can be a difficult adjustment for some celebrities to keep up with the level of physicality that strictly requires," the expert added.
On Saturday night, the remaining celebrities will mark 100 years of the BBC with a Strictly special.
Several of the contestants will perform a special routine to the theme of a BBC show.
James Bye, who plays Martin Fowler in EastEnders, will be dancing with his partner Amy Dowden to the theme tune of the BBC soap.
Express.co.uk has reached out to the BBC for comment.
Strictly Come Dancing airs on Saturday at 6.40pm on BBC One.
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