5 Reasons to Love the Sun

In our fear of cancer many of us have begun to avoid sun exposure entirely or slather ourselves and our kids with sunscreen. Experts are beginning to suspect some of our chronic conditions are caused by or exacerbated by this. One recent randomized trial — with those using and others not using sunscreen — showed by the end of the period there was no difference in the share of people diagnosed with skin cancer, though there was evidence of a smaller number of squamous cell tumors in those using sunscreen. In the case of melanoma, the more dangerous form of...