Pain

A test of AI models has found that some will choose actions that harm the user if it makes their pain go away, raising serious questions about how we might need to consider the welfare of rapidly advancing technology.

Scheduling days without food may have a knock-on effect that eases both chronic pain and its associated cognitive problems, according to a study on mice by researchers from the First Affiliated Hospital of Zhengzhou University in China.

If you suffer from any leg discomfort – temporary or chronic – you'll know how hard it can be to treat, beyond frequent sessions on the physiotherapist's table. Now, US company Ublives wants to give you the same relief – whenever you need it.