We don't always have the luxury of decent daylight – but there are ways to fake it - Getty

Mirrors in aeroplane loos. Ghastly. Mirrors in changing rooms. Generally, horrible. And any mirror with overhead fluorescent lights… About as flattering as holding a torch under your chin and gurning. I suspect you can tell I’m not crazy about badly lit mirrors. Yet many of us apply our make-up every day in less-than-optimal light conditions, only to catch our reflection while out and about and wonder why our finished look isn’t exactly what we were aiming for.