We already know that smart devices can lead to decidedly 21st-century issues like tech neckand cellphone elbow, but some experts also suggest that they can cause premature aging of your skin. The culprit, they claim, is HEV or high energy visible light, which is naturally occurring but also pours out of the screens of devices like smartphones, computers and tablets. A study out of the University hospital of Nice in France found that compared to UVB irradiation, blue-violet light (also known as HEV) created significantly more pronounced hyperpigmentation of the skin that lasted up to three months. Other experts link the blue light from …Read more »