Events

Fundraisers with the Challenge Events raises valuable funds for children with Nonketotic Hyperglycinemia (NKH) and the Mikaere Foundation across the year. Whatever your passion or bucket list challenge, why not help fund life-changing support for children with NKH along the way? We’ll be there with you throughout your journey.

Can’t find the event you’re looking for? Why not explore events in your local region?

London | Sunday 12 April 2026

Conquer this stunning closed road, central London run – the only half marathon to go through both the City of London and City of Westminster. Feel the buzz of the crowds, run past London’s most iconic landmarks, before finishing the race by Trafalgar Square.

Various Locations

Find a local event and support children with NKH: raising funds, spreading awareness, funding research, building community and bringing hope to families battling this rare disorder.

London | Sunday 25 April 2027

Nab your spot in the infamous TCS London Marathon for children with NKH! We have a handful of coveted spots – join Team Mikaere for the world-famous London Marathon in 2027.

London
Sunday 12 April 2026

Conquer this stunning closed road, central London run – the only half marathon to go through both the City of London and City of Westminster

London
Sunday 26 April 2026

Run one of the Big 6 – the world-famous London Marathon! A legendary race that blends world-class competition with unmatched city spirit and scenic splendor.

Colchester Zoo
Sunday 17 May 2026

Come and run at Colchester Zoological Society, home to over 150 species and set in 60 acres of parkland and lakes! Free zoo entry when you enter the race!

London
Sunday 12 July 2026

Take on the most iconic 10K in the capital. Live bands, DJs and cheering fans will power you through the route, which takes in some of London’s most famous landmarks!

London
Sunday 11 October 2026

A genuinely spectacular half marathon that central London has to offer, through four of the royal parks and many of London’s famous landmarks.

Southsea, Portsmouth
Sunday 18 October 2026

The AJ Bell Great South Run is a fast, flat 10-mile coastal challenge with incredible crowd energy—perfect for runners chasing a PB or taking on an inspiring fundraising goal.

London
Saturday 31 October 2026

Treat yourself to a hair-raising hike around some of London’s scary streets!

Anywhere
Wednesday 1 July 2026

Get moving with the NKH 100 Mile Virtual Challenge! Walk, run, cycle, swim, dance – you do you.

Various Locations

Raise funds for children with NKH and skydive for FREE! Jumps available to book at 18 airfields across the UK with various days and times to choose from, all year round.

Various Locations

Taking on a charity bungee jump is for you! This high octane, one-off event is really great for those who only have a small amount of time available.

Various Locations

Take on some of the world’s most intense obstacle courses, designed to test your physical strength, mental grit, and aptitude for camaraderie.

Various Locations

Pick some of the biggest and best Inflatable Obstacle Runs. Get ready to take on the most exhilarating and unforgettable experience of the year!

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