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Short-sightedness is reaching epidemic proportions. Some scientists think they have found a reason why. East Asia has been gripped by an unprecedented rise in myopia. Today, up to 90% of Chinese teenagers and young adults are short-sighted. Other parts of the world have also seen a dramatic increase in the condition, which now affects around half of young adults in the USA and Europe. By some estimates, the world may count nearly half a billion of blind people in 2050. In severe cases, the deformation of the eyeball increases the risk of retinal detachment, cataracts, glaucoma and even blindness. About one-fifth of university-aged people in East Asia now have this extreme form of myopia, and half of them are expected to develop irreversible vision loss. This threat has prompted a rise in research to try to understand the causes of the disorder — and scientists are beginning to find answers…
Post Producer
For a few years now, scientists have known about the existence of another brain within our bodies. This second brain, or "brain down below" is none other than our stomach. The stomach's intelligence is a new avenue of research that is fascinating research teams the world over.
