Brain mechanisms that give The Iceman unusual resistance to cold

Dutch adventurer Wim Hof is known as ‘The Iceman’ for good reason. Hof established several world records for prolonged resistance to cold exposure, an ability he attributes to a self-developed set of techniques of breathing and meditation – known as the Wim Hof Method. Yet, how his brain responds during cold exposure and what brain mechanisms may endow him with this resistance have not been studied – until now.

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'Botox' improves appearance of facial scars in reconstructive surgery

In patients undergoing reconstructive surgery of the face, treatment with botulinum toxin A (BTX-A, or ‘Botox’) can improve the final appearance of surgical scars.

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Lithium treatment for bipolar disorder linked to lowest risk of rehospitalization

Individuals with bipolar disorder have the lowest risk of rehospitalization if treated with lithium, according to a new study. Long-acting injections of antipsychotics were also effective, reducing the risk of rehospitalization by 30 per cent compared with their oral counterparts.

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Patients may live longer after hip replacement, study suggests

Hip replacement surgery not only improves quality of life but is also associated with increased life expectancy, compared to people of similar age and sex, according to a new report.

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Obesity not a risk factor for acute respiratory illnesses, study finds

Although obesity has been considered a risk factor for more-severe cases of the flu, a new study found that it is not a risk factor for severe acute respiratory illnesses, including the flu, in children or adults.

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Glowing molecule can reveal live tuberculosis bacteria

A new technique may one day allow fast, simple detection of the bacteria that causes TB, as well as a way to monitor whether drugs are working.

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Nut consumption may aid colon cancer survival

People with stage III colon cancer who regularly eat nuts are at significantly lower risk of cancer recurrence and mortality than those who don’t, according to a new, large study.

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Can our eyes help predict who will develop memory loss?

People whose eyes show signs of small changes in blood vessels at age 60 may be more likely to develop thinking and memory problems by the time they are 80 than people with healthy eyes, according to a new study.

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Fish oil and probiotic supplements in pregnancy may reduce risk of childhood allergies

Women who take fish oil supplements and probiotics in later pregnancy may reduce their child’s risk of food allergy and eczema, according to new research.

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ALS-linked protein's journey into nervous system cells more complex than we thought

Scientists have developed a better understanding of a key protein associated with brain diseases including ALS (motor neuron disease) and dementia by studying how it enters central nervous system cells.

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