At around the age of 7, Mortimer accidentally burnt down his family's home with a stray firework.[16] He suffers from rheumatoid arthritis, which gives him great pain when he is stressed, especially before making a television series or embarking on a tour. On those occasions, he controls the illness
with steroids.[17] In October 2015, it was revealed that he was recovering from a triple bypass surgery which led to the cancellation of the first leg of the Reeves and Mortimer 25 years tour.[18]
Mortimer married his partner of 22 years, Lisa Matthews, in October 2015.[19] The couple have two children, Harry (born March 1997) and Tom (born August 1998).
On 11 December 2017, on the comedy panel show Would I Lie to You, Mortimer revealed he had practised his own dentistry for the past fifteen years. He is a lifelong fan of Middlesbrough Football Club.
At around the age of 7, Mortimer accidentally burnt down his family's home with a stray firework.[16] He suffers from rheumatoid arthritis, which gives him great pain when he is stressed, especially before making a television series or embarking on a