Swabbing, ambulance cover, and vaccinations, the army are integral in our defence against Covid

Army sergeants, Gavin Egan and Tony O'Sullivan - members of the Defence Forces Central Medical Unit but based in Collins Barracks, Cork - have been working almost constantly with the HSE since Covid-19 hit the country early last year

Sergeant Gavin Egan administering a vaccine to a patient who happens to be a retired company quartermaster sergeant from 12 Infantry Battalion Limerick, Mary Daly.

They've had a lot of fun, some unusual moments, felt a great sense of achievement, but also at the early stages of the pandemic had a real fear that things were going to get very serious.

Two Army sergeants, Gavin Egan and Tony O'Sullivan, have been working almost constantly with the HSE since Covid-19 hit the country early last year.