Usain Bolt is the fastest sprinter ever but now you've got a shot at beating him in the parents' race on sports day.
The legendary athlete, 39, has admitted that he loses his breath walking up the stairs as he indulges in a languorous retired lifestyle.
An eight-time Olympic gold medallist, Bolt ran his final race in 2017 and has since settled into a stay-at-home dad routine.
He and his partner Kasi Bennett have welcomed three kids into the world: their daughter Olympia Lightning, five, and four-year-old sons Thunder and Saint Leo.
And his athleticism has fallen off a cliff so much that he says he needs to 'start' a discipline he once mastered: running!
'I’m not a fan, but I think now that I’ve been out for a while, I have to actually start running because when I walk upstairs I get out of breath,' he joked to The Telegraph.
Usain Bolt says that taking the stairs gets him 'out of breath' nowadays after retiring in 2017
The legendary Jamaican sprinter is a stay-at-home dad to three kids with partner Kasi Bennett
He has been in Tokyo for the World Athletics Championships - his first appearance at such an event since 2017
'I mostly do gym workouts. I think when I start working out fully again, I probably have to do some laps just to get my breathing right.'
Bolt has been attending the Tokyo World Championships, remarkably the first athletics meet he has been to since retiring eight years ago, and was given an enthusiastic reception by fans in Japan.
It has not been all slouching since then. Bolt, a Manchester United fan, did make a concerted effort at becoming a footballer.
In 2018 he trained with Norwegian club Stromsgodset and Australian side Central Coast Mariners, even scoring a couple of goals in a friendly for the latter.
He remained with the Mariners for a couple of months but left in November of the same year. Then-Perth Glory forward Andy keogh remarked that Bolt had a first touch 'like a trampoline' and in January 2019 the sprinting icon declared his sports life done.
While he does ambassadorial work for various brands, his focus is on raising his three kids - and a hobby he has picked up.
'Normally, I wake up just in time to see the kids off to school, and then it depends on what I have to do,' Bolt told The Telegraph.
'If I have nothing to do, I just chill out. I might work out sometimes if I’m in a good mood. I just watch some series and chill until the kids come home.
As well as travelling, the 39-year-old also enjoys playing with lego while his kids are at school
He says that the male sprinters as his era were 'way more talented' than the current crop
'I spend some time with them, hang out, until they start annoying me. Then I leave. Afterwards, I just stay at home and watch movies or I’m into Lego now. So I do Lego.'
It has been 16 years since Bolt set his 100 metre record. His time of 9.58s, set at the 2009 World Championships in Berlin, remains unsurpassed.
Why, then?
Bolt offers a blunt answer.
'You want the real answer? We’re just more talented,' he says. 'That’s all I’m saying. The young women are coming up. They’re running faster times. It has to be the talent. You have Shelly-Ann [Fraser-Pryce], who has got the new spikes, and she ran faster. We’re just way more talented men over that time. It shows if you look at it.'