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Content creator Jessie Yendle lives with a stammer and ticks. She says it's had a huge impact on her life - but she hasn't let it stop her from doing everything she wants to do.

In Unstoppable, Jessie meets other people across Wales who have had their own challenges in life but are making a difference for themselves and their communities.

Zaynab Abbas is a schoolteacher from Newport. Between volunteering with international charities, hosting local community events and training young girls in football, Zaynab is passionate about helping others in any way that she can.

As a child, Mark Williams had to have his leg amputated after a terrible bike accident. And many years later, he was inspired to make personalised prosthetic leg covers for people of all ages. Now Mark’s company – Limb-Art – is helping people all around the world.

If you've been affected by any of the issues raised in Unstoppable, details of advice and support are available at bbc.co.uk/actionline