Chinese cups: good for tea and qi

A meta-analysis suggested cupping improved outcomes compared to other treatments alone, although the researchers cautioned many of the studies were poor and at risk of bias.

The theory behind cupping – which apparently dates back to ancient Egypt – is that placement of suction on selected acupoints on the skin produces hyperaemia or haemostasis which harnesses qi (chi) and has a healing effect.

Cupping is widely used in Chinese hospitals, often together with Western medicine