Related topics: pain

Is your cat in pain? Its facial expression could hold a clue

They say that eyes are windows to the soul. Indeed, research suggests this might also be true for our four-legged friends. Since the days of our most celebrated natural historian, Charles Darwin, humans have been interested ...

Mathematical model explores daily rhythms in pain sensitivity

A new computational model successfully predicts how daily pain sensitivity rhythms affect pain processing, both in healthy adults and in people with neuropathic pain. Jennifer Crodelle of New York University and colleagues ...

Researchers design AI system to diagnose pain levels in sheep

The researchers have developed an AI system which uses five different facial expressions to recognise whether a sheep is in pain, and estimate the severity of that pain. The results could be used to improve sheep welfare, ...

Do fish feel pain?

Fish do not feel pain the way humans do. That is the conclusion drawn by an international team of researchers consisting of neurobiologists, behavioural ecologists and fishery scientists. One contributor to the landmark study ...

Researchers block morphine's itchy side effect

Itching is one of the most prevalent side effects of powerful, pain-killing drugs like morphine, oxycodone and other opioids. The opiate-associated itch is so common that even women who get epidurals for labor pain often ...

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