In late June, skincare brand La Roche-Posay are launching something quite brilliant, especially if you’ve always been interested to know just how much UV exposure your skin is getting. (I realise that’s quite a niche interest, but there are lots of skin and beauty obsessives here so it’s not too far-fetched!) Being an annoyingly cynical sort of person, I have always wondered how much SPF I really need to apply when I’m here in the UK. And I don’t mean on a blazing hot day – it’s obvious, I think, to most of us, that when the sun is glaring down and you’re forced to put your sunglasses on your skin needs to be protected. No, I’m talking about your confusing overcast-then-slightly-sunny-but-also-cool-enough-to-wear-a-jacket kind of day. The typical British summer’s day or a nice spring day, or even a winter’s day when you’re going to be gadding around outdoors a bit. What then" How high is your exposure to UV, really" So La Roche-Posay’s new UV Patch is of great interest to me – the first ever wearable, stretchable skin sensor that’s able to monitor UV exposure and, via a smartphone app, advise on the most appropriate way to stay protected. By scanning the patch with the app, you can keep a regular check on just how high UV levels are, something that satisfies my curious nature! The patch will be available to the general public from late June and will be totally free, availa...