Former Little Mix singer Jesy Nelson's Twin Babies Have SMA-1; Signs She Is Asking Other Parents To Look Out For

Former Little Mix singer Jesy Nelson's Twin Babies Have SMA-1; Signs She Is Asking Other Parents To Look Out For

Credits: Instagram

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Updated Jan 5, 2026 | 01:00 PM IST

SummarySpinal muscular atrophy type 1 (SMA-1) is a rare genetic disorder causing severe muscle weakness from birth or early infancy, preventing sitting and affecting breathing and swallowing. Former Little Mix singer Jesy Nelson revealed her premature twin daughters have SMA-1, received treatment, and she is raising awareness, stressing diagnosis is critical.
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