Care of your lips during summer. Summer skin care is mandatory, as more and more research shows us that UV rays are a danger to our health. According to the Skin Cancer Foundation, UV rays correlate with 90% of skin cancers. In the last years, we seem to have learned that sun protection is extremely important not only when we go to the beach, but also when we go out during the summer. Unfortunately, if we are careful enough to use SPF products for our skin, we tend to overlook our lips often. Since they do not have their own glands for moisture and protection, we have to make sure…