Trusts across the country currently screen every newborn for five conditions, including cystic fibrosis and sickle cell disorders.
Daybreak's Dr Hilary Jones says that at least 16 children are expected to be diagnosed and treated early enough to help them live normal lives.
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Turning wet and windy from the west overnight.
The former shadow business secretary Clive Lewis made the comments at an event backed by Momentum.
Look up to the sky this weekend, and you might catch sight of one of the greatest natural spectacles of the year: The Orionid meteor shower.