Air pollution is the worst type of fatal pollution, linked to 6.5 million deaths in 2015, according to a global investigation  published in The Lancet.  File photograph: Getty Images

Pollution is blamed for up to nine million deaths each year worldwide, disproportionately affecting people living in some of the world’s poorest count(...)

Prof Mary Horgan will on Wednesday become the first woman president of the Royal College of Physicians in Ireland in its 363-year history. Photograph: Nick Bradshaw

It is time to review the HPAT aptitude test Leaving Certificate students must pass when applying for medicine at third level in Ireland, the president(...)

Dr Hagai Levine, from the Hebrew University of Jerusalem, who co-led the research, said the  study “is an urgent wake-up call for researchers and health authorities around the world to investigate the causes of the sharp ongoing drop in sperm count, with the goal of prevention.” Photograph: Hebrew University/PA

Sperm counts of Western men are in a “shocking” downward spiral that poses a potential threat to fertility in industrialised countries, a major study (...)

Prof Patrick Johnston: His memorial is the many who have survived or avoided cancer thanks to his work

Paddy Johnston, who has died suddenly after a cycle ride in Donegal, was internationally recognised as a leading cancer researcher, and an outstanding(...)

Geneticist Prof Kenneth Wolfe of UCD, who has been elected a fellow of the Royral Society.

A genetic scientist based at University College Dublin has been elected a fellow of the Royal Society in recognition of his scientific research. Kenn(...)

Pictured (l-r) are co-founders of EpiCor Therapeutics, a UCD School of  Medicine start-up: Dr Chris Watson, Dr Nadia Glezeva and Dr John Baugh,  overall winner of the 2016 UCD VentureLaunch Accelerator Programme

The development of a drug to treat devastating heart disease and a revolutionary system that cuts wound closure time after surgery by 80 per cent are (...)

When the Chinese swimmer Fu Yuanhui  told reporters at the Rio Olympics that she was suffering from period pain during a relay, her comments raised eyebrows and lit up Twitter. Photograph: Bobby Yip/Reuters

When the Chinese swimmer Fu Yuanhui casually told reporters at the Rio Olympics that she was suffering from period pain during a relay, her comments r(...)

“If it’s a bright day, summer or winter, it’s a good idea to use sunscreen whenever you’re outdoors – (or)if you sit (inside)by the window.”

Expert advice on how to maintain healthy skin hasn’t changed much over the years. From cancer experts to beauty gurus, the bottom line remains: wear s(...)

From left, Prof Shane O’Mara, Dr Áine Kelly and Dr Sabina Brennan took part in Trinity College Dublin’s week-long focus on memory.  Photograph: Sharpix

How does our memory work? What can we do to keep it in good shape? Can we actually prevent a decline in memory? These were just some of the questions(...)

Melancholia or depression was a common problem in other war hospitals too and was the most common diagnosis (18 per cent) among soldiers from the expeditionary force in France admitted to the Lord Derby War Hospital in Lancashire

In late 1918, Private JK, a 19-year old single private in the British army, was admitted to the Richmond War Hospital, a 32-bed establishment on the g(...)

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