There is a growing body of evidence which suggests that vitamin D deficiency could be linked with developing a more severe case of COVID-19.
Scientists have suggested that vitamin D supplements can reduce the risk of death from COVID-19 in older patients by as much as seven times.
The Department of Health is advising that people who are self-isolating or unable to go outside should consider taking a daily vitamin D supplement.
Dr Doireann O'Leary, health blogger and Cork GP, joined us for our weekly medical slot with more information on vitamin D and the role it plays in our health.