Its not often we think about our nails but biologically they are a bit of a miracle, protecting the ends of our digits. So in appreciation of them, here are 10 facts you probably never knew about your nails. Fingernails grow twice as fast as your toenails at about 2-3mm a month. Nails grow quicker during the day. Nails are made from the same protein which makes our skin – keratin. Chemically though, it has a slightly different configuration which makes it harder. The more you