When the severe thunderstorm hit Melbourne, the city’s ambulance service responded to more than 1,870 cases of acute breathing problems.

Thunderstorm asthma may be related to the sudden and widespread breaking open of pollen grains in the atmosphere

Cannabis for medicinal use is legal in the Netherlands, Spain, the Czech Republic, Australia, Canada and some US states. Photograph: Matthew Staver/Bloomberg

A doctor writes: Drug can help patients who are suffering but evidence is unclear

Listening with a stethoscope to the carotid arteries in the neck as part of routine physical exam may not benefit patients: Lynne Cameron/PA Wire

Some routine medical practices, long viewed as essential, are now being questioned

With less than two weeks to go before the first babies are to be injected with Men B vaccine here, there is no agreement on how that is to happen

Muiris Houston: The good news is that a vaccine against meningitis B is due to be introduced to the free childhood vaccination pro(...)

Michael Bublé and wife Luisana Lopilato with sons Noah and Elias in an Instagram photograph.

The news that Michael Bublé’s son, Noah, has been diagnosed with cancer is a shock

There were tales of  babies born to women who had been left for dead.

Premature burial was an understandable fear in centuries past. It happened.

A slipped disc: the painkiller pregabalin, marketed as Lyrica, is used for  neuropathic pain. Photograph: iStock

‘Mother’s little helper’ was, in fact, a highly addictive drug that was overprescribed

A French coroner has confirmed Anthony Foley died from pulmonary oedema brought on by heart disease. Photograph: Inpho/Morgan Treacy

A doctor writes on the cause of Foley’s premature death aged 42

Researchers have found that patients given the longer consultations had a drop in ‘negative wellbeing’ and scored more highly for quality of life

Dr Muiris Houston: Minister, modify doctors’ payments to include longer consultations

Atsugi Higashiyama  accepts the 2016 Ig Nobel Prize in Perception for “investigating whether things look different when you bend over and view them between your legs” during the  Ig Nobel prize ceremony at Harvard University in Cambridge, Massachusetts. Photograph: Brian Snyder/Reuters

Alternative prizes find those most receptive to bullshit were ‘lower in cognitive ability’

Bruce Springsteen on stage in London in 2013: thanks to psychotherapy and medication the singer  found  calm and stability. Photograph: Matt Kent/Getty Images

Medical Matters: You won’t find a better male depression narrative than Bruce Springsteen’s autobiography

Hand in glove: more than 3,000 men are diagnosed with prostate cancer in Ireland every year.  Photograph: Getty Images/iStockphoto Hand in glove: more than 3,000 men are diagnosed with prostate cancer in Ireland every year.  Photograph: Getty Images/iStockphoto

How to be a Man: undergoing a prostate cancer test fills many men with fear – but it can be life-saver

Minister for Children Katherine Zappone and Minister for Health Simon Harris with Bisi Atelade (11) and Charlie McCormack (10). Photograph: Dave Meehan

Analysis: Ten-year plan is well-researched and ambitious but it fails to mention funding

Members of the Czech quick reaction forces take part in an anti-terrorism drill. According to a 2014 study, people with poor self-reported health were less likely to show sympathies for terrorism.  Photograph: David W Cerny

The better we treat potential lone terrorists for depression, the safer we are likely to be

US Democratic presidential nominee Hillary Clinton waves to the press as she leaves her daughter’s apartment building after resting on September 11th, 2016, in New York. Photograph: Brendan Smialowski/AFP

Despite advances, pneumonia remains a potentially fatal illness, especially in the elderly

“We urgently need to engage in a national debate about the controlled distribution of scarce resources.” Photograph: Getty Images/iStockphoto

Under planned UK health policy, smokers would have been denied surgery until they quit

The Olive (Olea europaea) is a species of small tree in the family Oleaceae, native to coastal areas of the eastern Mediterranean region

Italian study finds high consumption of vegetables had the greatest impact on survival, followed by oily fish intake

Don’t you hate it when [doctors] ask you what you think is wrong? Photograph: iStock

Breaking the ice that threatens the doctor-patient relationship

App translates heart rate data from any physical activity (eg walking, swimming, dancing, cycling) and personal information (age, gender, resting and maximum heart rate) into one simple score. Photograph: Dara Mac Dónaill

App allows you personalise exercise needed to cut risk of death from cardiac events

HRT is used to treat symptoms of the menopause such as hot flushes, mood changes and disrupted sleep. It increases the levels of female sex hormones that have reduced in menopause. File photograph: Getty Images

Hormone replacement therapy can almost triple risk of breast cancer, research shows

Medical research: just because it is original research doesn’t mean it is of a uniform quality. Photograph: iStockphoto

Even professionals who use health information daily haven’t been trained to appraise research critically

Reliance on a feeding tube and needing around-the-clock care were rated by over half of those surveyed as being intolerable. Photograph: iStockphoto

Study finds 70% of people rank incontinence and inability to get out of bed as being as bad as or worse than death

Doctors’ prescriptions can leave patients at a loss. Photograph: iStockphoto

There’s no doubt abbreviations, in Latin or English, are a source of healthcare error

Cannabis has been shown to reduce pressure in the eyeball that leads to glaucoma. Photograph: James MacDonald/Getty

CBD oil reduces seizure activity without side effects of cannabis yet its use is restricted

The announcement that Mick Jagger’s 29-year-old girlfriend is expecting has led to some internet ribbing. Photograph: Reuters

The best sperm quality is found in men who have never smoked and never drank alcohol

What happens if you overheat and what can you do to stay safe in the sun?

Bed rest: Nowadays, for most conditions, a doctor is far more likely to tell you to ‘take up thy bed and walk’, rather than rest in bed. Photograph: iStockphoto

Bed rest was mostly prescribed for women and became a popular treatment for hysteria, writes Muiris Houston

 Starting a person on aspirin immediately after a TIA reduces the risk of a stroke within the coming weeks by up to 80 per cent. Photograph: iStockphoto

Jim came to see me after some tingling in his hand. It was a TIA – a recognised stroke warning

 James and Maureen,  siblings of Julian Cuddihy, speak to reporter Eoin Reynolds as they leave the Central Criminal Court in Dublin. Photograph: Collins Courts

Muiris Houston: We're all complicit in stigma that indirectly led to deaths of Cuddihy couple

Joe Frazier, left, in a boxing match against Muhammad Ali at Madison Square Garden in New York, in 1971. Photograph: Larry Morris/The New York Times

When Ali announced he had Parkinson’s aged 42 , people blamed the boxing ring

A person might quite reasonably say “no thank you” to cancer treatment, having considered the pros and cons. File photograph: Getty Images

Report shows striking gap between best and worst off on lung, stomach, cervical cancers

A 2014 survey found that, among Irish adults, forgetfulness is the most common reason cited by patients for forgetting their medication. Photograph: iStockphoto

Expecting ‘buy in’ for 10 years or indeed a lifetime of treatment is probably unrealistic, says Muiris Houston

For new, more expensive drugs to be approved for any illness, a cut in services must be made elsewhere in the system. And that, surely, merits a substantial national debate. File photograph: Getty Images

Melanoma patients told State to cover Pembro, while CF drug Orkambi ‘too expensive’

Given the relationship between increased weight, and diabetes and heart disease, you would expect that a rising BMI would be associated with increasing mortality but that is not the case

Is it time to move away from a BMI-focused approach at the level of the individual?

Women who attended religious services more than once per week had a 33 per cent lower risk of death during the 16 years of follow-up compared with women who never attended. Photograph: iStockphoto

Harvard study shows beneficial effects for women of attending religious services

The World Health Organisation endorses the use of traditional herbal remedies. Photograph: iStockphoto

The very ‘naturalness’ of herbal medicines reinforces the idea that they are safe

One of the best ways to treat, and indeed prevent, sarcopenia is exercise. Photograph: Getty Images/iStockphoto

If we are physically inactive, we can lose up to 5 per cent of our muscle mass per decade after age 30

Opiates are compounds found naturally in the opium poppy plant Papaver somniferum.

US opioid sales quadrupled from 1999-2010, but there can serious side effects even when taken as directed

Test tubes with blood samples from patients who have been tested for Zika  at the maternity ward of the Hospital Escuela in Tegucigalpa, Honduras. Photograph:  Reuters/Jorge Cabrera

Medical matters: There is currently no medication or vaccine that can prevent the virus

The amygdala is a tiny structure buried deep in the limbic part of our brains. It fires the body’s stress system and gets it to flood the body with adrenaline. Illustration: Thinkstock

Medical matters: Dr Harry Barry’s book contains much to put our busy brains to rest

If the pressure from a blood clot on the brain cannot be relieved by a surgical procedure then the person may die.

Blood clots can interfere with the respiratory centre in the brain, writes Dr Muiris Houston

“I have been thinking about the Proclamation from the perspective of the health of the nation.”  Photograph: Cyril Byrne

Visionaries would focus on local care and try to embed health as a social movement

Medical Matters: house calls by doctors give extra insight into the patient’s condition

Impaired function: Enough alcohol  to affect your driving  could be present the morning after an evening session of drinking three pints of beer or three double whiskeys. Photograph: Thinkstock

Several variables, including pace of drinking, weight and gender, affect alcohol absorption

Turning clocks ahead an hour in the spring or turning them back again in the autumn is associated with a temporary increased incidence of stroke. Photograph: iStockphoto

An increased stroke risk around daylight saving time changes probably relate to interrupted sleep patterns

 Leigh Bagnell, a patient with cystic fibrosis who received Ireland’s first ex-vivo lung perfusion transplantation at the Mater hospital. Photograph: Gareth Chaney/Collins

Mater hospital team breaks new ground with innovative surgical process

Dr Conrad Murray, who was found guilty of involuntary manslaughter, at his trial in 2011 in connection with the death of pop star Michael Jackson in Los Angeles. Photograph: Kevork Djansezian/Reuters/Pool

Medical Matters: Were blurred professional boundaries a factor in the deaths of Elvis and Michael Jackson?

While side effects from medication are rarely due to prescribing errors, most are a known risk that will affect a very small proportion of those prescribed the treatment. Photograph: Thinkstock

Medical Matters: Sir William Osler certainly wouldn’t be impressed with the current trend to overdiagnose and overtreat

In all cases the injuries occurred during the tackle phase of play. Photograph: Thinkstock/Getty Images

Type of hip fracture associated with violent trauma found in players at Tallaght hospital

The most common use for ECT is in the treatment of severe depression, for which it is a safe and effective treatment. Photograph: Thinkstock

Medical matters: Change to Mental Health Act will make ‘little difference in practice’

Money is no longer the real issue – it’s how and where we spend it

Susie Long’s activism,  and that of her family since her death, hastened the introduction of the BowelScreen programme.   Photograph: Mark Condren

Late campaigner raised awareness of bowel cancer and failings in the health system

To administer the T-cell therapy doctors remove immune cells from patients, tag them with “receptor” molecules that target a specific cancer, and infuse the cells back into the body

While promising, the breakthrough requires trials on a far greater scale

When we entered our internship, we were told to treat our patients in ways that we didn’t think were humane.

The 1980s rules of my hero for medical students are still relevant today

WHO chief Margaret Chan giving a press conference on Monday in Geneva after an emergency committee debate on whether the Zika virus outbreak should be considered a global health emergency. Photograph: AFP/Fabrice Coffrini

Pregnant women are being advised not to travel to 20 American countries

A scientific review of medication use found that adolescence is associated with poorer illness management and a peak in non-adherence

Sticking to plan can be difficult for young people due to possible weight gain and stigma

While it can be argued that most web browsing reveals little personal health detail, it’s a different ball game when data is aggregated.

We seem relaxed about devices that openly share fitness information online

 Invented in 2003 by Chinese scientist Hon Lik, the electronic cigarette delivers nicotine through an aerosol of propylene glycol and glycerin, rather than via the combustion products of dried tobacco leaves. Photograph: Regis Duvignau/Reuters

Some bodies claim vaping is 95 per cent less dangerous than smoking

Results suggest that using the term “bloodcurdling” to describe feeling extreme fear is justified, say the researchers.

And other questions on the lighter side of health matters - what is a condominium?

Hangover symptoms are due to a combination of dehydration; the toxic byproducts produced by the liver when it processes alcohol; and a drop in blood sugar levels. Photograph: Getty

Medical matters: The perennial search for a hangover continues

Eating nine brussel sprouts provides our daily vitamin C requirement

Army personnel and locals work in Ballinasloe, Co Galway, to hold back rapidly rising waters in the wake of Storm Desmond. Photograph: Hany Marzouk

Storm Desmond signals winds of change

Guidelines can promote ‘tick-box’ medicine that does nothing for holistic patient care

Research into the effects of weight-loss suggests that losing about 9 pounds could reduce systolic blood pressure by 4.5 mm Hg

It may be difficult, but getting to a lower rate has major benefits – and can often be done naturally

Those who may have been affected would have donated blood in the last 18 months. Photograph: Getty Images

Irish Blood Transfusion Service say some blood donors may have had low blood count

The comedian’s wife, Susan Schneider, recently announced that as part of Williams’s autopsy the coroner found signs of Lewy body dementia (LBD); she added that doctors who analysed the report told her it was one of the most severe cases of the disease they had seen

With no cure for LBD, treatment centres on managing the variety of symptoms, says Muiris Houston

The results of the groundbreaking SPRINT trial will change blood pressure (BP) treatment goals for thousands of Irish people.

Groundbreaking trial challenges decades-old BP target , writes Dr Muiris Houston

A trial has found that patients whose systolic BP was kept below 120 mmHg had their risk for heart attack, heart failure or stroke reduced by 24 per cent, and their risk of death lowered by 27 per cent.

Study finds if BP kept below 120 mmHg, risk for heart attack, stroke falls 24 per cent

Gardasil vaccination: more than 644,000 girls in Ireland have been inoculated. Photograph: Joe Raedle/Getty

A court case has sparked worry about the safety of the human papilloma virus vaccine. How does it work, and how effective is it? (...)

Most people will experience at least one diagnostic error, defined as an inaccurate or delayed diagnosis, in their lifetime. Photograph: Everett Kennedy Brown/EPA

There will always be known unknowns in the diagnostic process

Doctors are shocked by the late recurrence of the Ebola virus and rapid deterioration of  Scottish nurse Pauline Cafferkey. Photograph: Reuters

Nurse’s relapse and an alarming study show that Ebola has not gone away

Parents should stop asking for antibiotics and send the kids outside to play

The oral contraceptive has some less obvious roles than preventing pregnancy, such as in the treatment of acne, severe premenstrua(...)

The medical world has not been above contributing to redhead myths. Photograph: Getty Images

Redheads produce more adrenaline than non-redheads, according to new book

“Clinical physicians completing their residencies [postgraduate training] should be formally trained in commercial airline emergency medicine. This should involve real-time emergency simulations and repeated certification of the handling of basic medical equipment,”

A medic’s decision could cost an airline a lot of money and possibly strand hundreds of passengers in some out-of-the-way corner (...)

The latest research does nothing to change the established view that Alzheimer’s cannot be transmitted from person to person. File photograph: Getty Images/iStockphoto

Absolutely no evidence an infectious agent causes this form of dementia

Listening to music before, during, or after a surgical procedure is beneficial to patients and can reduce pain and anxiety signifi(...)

Breast cancer cells. Photograph: Science Photo Library

US oncology research claims a particular form of the disease is being over-treated

Researchers at Galway university hospital followed up 118 morbidly obese patients after gastric bypass surgery and found long-term health benefits.  File photograph: Gareth Fuller/PA Wire

Average excess weight loss experienced in Irish research was 55% after two years

Study tested 23 symptom checkers and found one-third of cases correctly diagnosed, says Muiris Houston

Research shows efficacy in certain people may be linked to genetics, says Muiris Houston

All pets are a theoretical risk, with bites, scratches, saliva and contact with faeces among the common routes of infection

A woman walks past South Korean policemen wearing face masks in Seoul, South Korea. Photograph: Getty

There are scientific reasons why the ’flu-like virus is ‘super-spreading’, but cultural factors such as ‘doctor shopping’ are at p(...)

The Hiqa review into the deaths of five babies in the maternity unit at the Midland Regional Hospital, Portlaoise, uncovered multiple examples of poor oversight and a failure to take action by the HSE. Photograph: Brenda Fitzsimons

Hiqa found evidence of neglect by HSE managers in how they dealt with clearly documented problems at Portlaoise

Swedish scientists have developed a system that means we can assess our risk of dying by answering a few questions online. But w(...)

More research needed into widely prescribed stomach ulcer drug

Lead was used for pipework and watertanks before the 1970s in many homes. Lead from these pipes leeches into water with contamination levels of up to 80 times the legal limit found in drinking water in parts of Dublin. File photograph: Juri Samsonov/Getty/iStockPhoto

Long-term exposure can damage reproductive and nervous systems

Inhaling nitrous oxide is popular among young adults, but what are the dangers?

The review, commissioned by the International Agency for Research in Cancer, the World Health Organisation’s specialised cancer agency, also concluded there were benefits in screening older women aged 70 to 74.  Photograph: Rui Vieira/PA Wire

Study on women aged 50 to 69 years bolsters the case for national screening programmes

More articles