James Crawley Becky Green, 41 from Aldershot, will be lacing up her trainers for the first time in a few years, all to raise money in support of her daughter Millie, aged 8. During the February half-term in 2023, the family were shocked to be told that Millie had Best disease, a rare inherited condition caused by mistakes or mutations in the BEST1 gene, which can lead to central vision loss.