Surgery

Melatonin may not help prevent delirium after heart surgery

Delirium is observed in approximately 15% of hospitalised older adults, and it is more common in the critically ill and in those undergoing major surgery, such as heart surgery. Studies have found that blood levels of melatonin, ...

Cardiology

Heart failure and the obesity paradox

While obesity significantly increases your chances of developing heart failure, for those with established heart failure it may confer a survival benefit compared with normal weight or underweight individuals, a new paper ...

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