Smartphone use could be changing shape of our skulls
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Smartphones are changing the shape of our skulls. A small bump is appearing on the head of some smartphone users. It is big enough to feel by pressing it. A scientist at a university in Australia told the BBC about the bump. He has been a doctor for 20 years. He said in the past ten years he has found more patients with the bump. It is more frequent among 18 to 30-year-olds. They spend many hours a day bent over their smartphones.
A study looked at the smartphone use of 1,200 people aged 18 to 86. Younger people had more skull bumps. The bumps will be more common if people bend their necks while looking at their phones. People bend their neck at an angle to look at their phone. This can strain the neck. Doctors call this strain "text neck". They say the skull bump rarely causes health problems. They told people to change their sitting position if their neck hurts.
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