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Researchers Say They May Have Found the Cause of SIDS and Other Sudden Death Syndromes

Babies and adults who die from sudden death syndromes may be born with brains that aren't good at recognizing rising CO2 levels in their blood as a result of accidental suffocation, such as from a pillow or toy.

Credit: Asia Images Group/Shutterstock

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Every parent’s worst fear is not being able to keep their child safe. And a mysterious condition known as sudden infant death syndrome (SIDS) is enough to keep any new parent awake at night.

What’s so troubling about SIDS is that no one really understands why a seemingly healthy baby goes to sleep and never wakes up. But a new opinion review paper suggests that SIDS and other forms of sudden death syndromes — which impact people of all ages and seem to strike without warning or cause — may share a common, neurological cause.

Some individuals may be prone to sudden death syndromes because they are born with a neurological difference that can be fatal under the right circumstances, explains Gordon Buchanan, a neurologist and epileptologist at the University of Iowa who authored the opinion review paper in Trends in Neurosciences. Among these people, there seems to be a ...

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