If you swim in winter and produce a lot of ear wax, wear ear plugs.
Water causes the wax to expand, affecting hearing and balance.
Source: Item in Good Housekeeping, Feb. 2018.
I was always making notes on scraps of paper about tips and facts I'd read in books and magazines, seen on the Internet or on TV. So this is my paperless filing system for all those bits of information I want to access easily. (Please note: I live in the UK, so any financial or legal information relates only to the UK.)