But since Dion’s spasms are continuous, they could be a symptom of several different conditions. The star has not revealed exactly what is causing the spasms.
Despite the “severe” symptoms, Dion’s sister Claudette told French Magazine Voici that it was “not serious” although it “is sad”.
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“Celine always confides in me and asks for advice when something is wrong. I know she’s in good spirits,” she said.
Muscle spasms may be attributed to dystonia–which is where people have uncontrolled and sometimes painful muscle spasms.
Source: Daily Express