Neuroscience

Scientists shed light on how brains turn pain up or down

Pain perception is essential for survival, but how much something hurts can sometimes be amplified or suppressed: for example, soldiers who sustain an injury in battle often recall not feeling anything at the time.

Psychology & Psychiatry

The new 'runner's high'? MJ users often mix weed, workouts

Eight out of 10 marijuana users in states where cannabis is legal say they partake in the drug shortly before or after exercise, and most report that it motivates them to work out, helps them enjoy exercise more and improves ...

Health

Unpacking pain: what causes it and why it's hard to measure

Pain is difficult to measure. Unlike using a thermometer to measure body temperature, a blood test to measure blood glucose, or a magnetic resonance imaging (MRI) scan to detect a tumour, there are no instruments or tests ...

Neuroscience

Mental imagery manages pain independent of opioid system

Mentally reframing pain as a pleasant experience is an effective regulation strategy that acts independently of the opioid system, finds new human research published in JNeurosci. The study supports clinical use of mental ...

Health

Health Check: do joint and muscle aches get worse in the cold?

The winter chill is often associated with an increase in aches and pains for many older people, particularly in the joints, but also in the muscles. Some recent studies have shown an increase in general aches and pain in ...

Obstetrics & gynaecology

Hysteroscopy, endometrial biopsy order has no effect on pain

(HealthDay)—The order of successive office hysteroscopy and endometrial biopsy for evaluation of abnormal uterine bleeding does not impact the global pain perception or time required, according to a study published online ...

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