It was French toast, a long-time family breakfast favourite, that sparked the realisation that something was not right. Ms Emily Ong, who likes cooking for her husband and two daughters, reached for a loaf of bread to make the toast but forgot how to do so.
"That was scary as it just came suddenly," she said of that day about two years ago. "I tried so hard to recall how to make French toast... but my brain just hung."
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