We know we need sunscreen in the blistering heat of summer – but few of us keep the skincare ritual going all year round.

However, according to dermatologists, just because it is cold does not mean your skin is not being exposed to cancer-causing and wrinkle-inducing damage from ultra-violet rays.

Although there is a seasonal drop in UVB rays, which cause sunburn and skin cancer, there is not a significant decrease in UVA rays, which cause skin ageing and dark spots.