In the summer months, your skin is more likely to dry out and become unhealthy. It is also more susceptible to harmful UV rays that can cause skin cancer. There are a few measures that you can take for skin cancer prevention, such as using a proper SPF protectant. It is suggested that when you will be in direct sunlight for a prolonged period of time that you should use an SPF 30 product or higher, this includes in makeup and lip gloss products as well.