However, Molly's was a severe case and the treatment had meant the plagiocephaly didn't cause lasting damage.

BBC: Molly Askam

Michelle Askam, from Leeds, said nine-month old Molly had plagiocephaly and spent six months wearing a helmet to correct her head shape.

BBC: Molly Askam

The family later noticed that the back of her head was flattened, and she was diagnosed with severe plagiocephaly, sometimes referred to as 'flat head syndrome', by a specialist clinic in Leeds.

BBC: Molly Askam