Kieran Merriman and Keith Gater are part of a team of cyclists about to embark on a 500km cycle in aid of suicide prevention.

With all funds raised for Haven Hub Waterford, the team will aim to complete the cycle in under 24 hours.

Kieran and Keith joined Ollie and Dymphna live on The Big Breakfast Blaa.

Kieran spoke of the deeply personal reasons behind their efforts, and how these reasons remain at the forefront of all they do.

Click on the image to listen back in full.