Dr Phil Kieran: What can I do to boost my child’s immune system?

Children and crèches are a perfect storm for bugs.

The immune system is an incredible and complex system.

Tue, 25 Nov, 2025 - 01:00

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Dr Phil Kieran is a full-time GP practising in Cork. He previously presented RTE's 'You Should Really See a Doctor' and 'How Long Will You Live?'.

My four-year-old seems to have picked up every bug in the crèche since September. He’s a great little fighter and has recovered quickly from each. What can I do to boost his immune system, so he doesn’t get sick so easily?

Children and crèches are a perfect storm for bugs.

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