Ireland's Fittest Family coach Derval O'Rourke and husband Peter O'Leary are celebrating the birth of their second child, a baby boy.

Former hurdler O'Rourke shared her happy news on Instagram, writing: "Meet our lovely new Baba. Archie O'Leary arrived on Sunday morning nice & early for Mother's Day weighing 9 pounds 4."

We need your consent to load this Instagram contentWe use Instagram to manage extra content that can set cookies on your device and collect data about your activity. Please review their details and accept them to load the content.Manage Preferences

The couple are also parents to daughter Dafne, who was born in 2015.

Click here for more television news.