I have been training with Vicks Vapo Rub on my feet, toe sock liners (https://www.amazon.com/gp/product/B01CR6W5BG/?tag=casaivar02-20) and smart hiking socks (https://www.amazon.com/gp/product/B00NLYIY00/?tag=casaivar02-20). My boots are Keen, which helps with my wide feet.
I have been training...