What is STEPtember?
1 in 125 babies are born with heart disease. Join us for STEPtember, a month-long challenge to walk 125km and raise £125 or more.
Whether you’re pacing the pavements, hitting the hills, or simply walking to work – every step you take enables local children, adults and families affected by congenital heart disease to live empowered lives.
Will you #StepUpForCHSF this September?
100km for Matilda
Heart mum Danielle shares her experience of daughter Matilda’s heart condition – from diagnosis at 20 weeks to the time they spent at Leeds General Infirmary and once home. She’s now taking on a 100km Ultra Challenge to give something back to CHSF after the support...
Zip the Cow: Zip Line challenge
About Zip the CowSaturday 11th July 2026, 11:30am Ilkley Moor Cow & Calf Rocks [Google maps] All CHSF zip line participants will zip as a team at the allocated time slot of 11.30am Join the CHSF team and glide across the stunning scenery of Ilkley Moor between the...
Andy | London Marathon 2026
With the London Marathon just days away, thousands of runners will be taking on 26.2 miles through the capital - each for their own very personal reason. We’re incredibly proud of the runners who are part of #TeamCHSF this year, and are pulling on their trainers to...


