The changes that ripple through our network of immune cells as the decades pass are complex, resulting in an overreaction here, a delayed response there and, overall, a strangely altered landscape of immunity. Photograph: iStock

Coronavirus patients who are 80 or older are hundreds of times more likely to die than those under 40. That’s partly because they are more likely to h(...)

Michael Crichton: chose not to practise medicine and instead became a one-man entertainment industry. Photograph: Leonardo Cendamo/Getty Images

As a self-published writer with a comic novel and two column collections to my name, I have little time for the precious sensibilities of the traditio(...)

North Korea’s leader Kim Jong-un. Photograph: Korean Central News Agency/Korea News Service/AP

Shin Dong Yun, a scientist from the North Korean Institute of Virology, rushed to the northwestern border with China in early February. There, he cond(...)

Kylene Karnuth, a clinical lab scientist, works with coronavirus samples as researchers begin a trial to see whether malaria treatment hydroxychloroquine can prevent or reduce the severity of the coronavirus disease  at the University of Minnesota, US. Photograph:  Craig Lassig/Reuters

A race is being fought from every corner of the world to find a coronavirus vaccine. It is an immense effort involving co-operation between countries,(...)

Pills or placebo? Science may not be the only way to understand illness and healing and that the placebo effect is a biological response to the act of caring –  the rituals involved trigger specific neurobiological pathways that modulate body sensations, symptoms and emotions

According to my Collins dictionary, a placebo is “an inactive substance or other sham form of therapy administered to a patient usually to compare its(...)

EnteraSense co-founder Donal Devery: “We want to improve patient outcomes and drive cost down for the health system,” he says.

EnteraSense, a Galway-based medical technology start-up has secured €3.5 million in funding through a combination of private seed investment and an EU(...)

Dr Lydia Lynch of Trinity College Dublin and Harvard Medical School. Photograph: Bryan O’Brien

The immune system is constantly doing repairs and maintenance in the body and does not sit around waiting for a call to action, Dr Lydia Lynch of Trin(...)

The bottom line is that painful joints and sore backs may very well be unreliable forecasters. Photograph: Getty

The association between aches and pains and damp weather is all in the mind, doctors have concluded. For millennia people have been blaming the rain (...)

A wearable sensor patch made by Proteus Digital Health is part of the Abilify digital pill study. Photograph: Proteus Digital Health

For the first time, the Food and Drug Administration has approved a digital pill — a medication embedded with a sensor that can tell doctors whether, (...)

By combining light therapy with a contactless sleep tracker, the solution helps people reset their circadian rhythms for a better night’s rest.

Limerick-born entrepreneur Fares Siddiqui is seeking to raise $100,000 (€89,000) via a Kickstarter crowdfunding campaign to bring his company’s Circa(...)

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