Seattle Sun Tan Certification Practice Test

Excessive UV exposure significantly increases the risk of skin cancer, making this the most accurate choice. Prolonged exposure to ultraviolet rays can damage the DNA in skin cells, leading to mutations that result in various types of skin cancer, including melanoma, basal cell carcinoma, and squamous cell carcinoma.

Understanding the effects of UV exposure is crucial in promoting skin health and safeguarding oneself from the harmful impacts of the sun. Other options listed do not represent the harmful effects associated with excessive UV rays. Improved skin elasticity, for example, is more often associated with healthy skin rather than damage from UV exposure, which actually leads to the loss of skin elasticity over time. Enhanced mood and mental well-being can be linked to moderate sunlight exposure due to vitamin D production, but this does not outweigh the potential harm of overexposure. Similarly, rather than reducing the chances of sunburn, excessive UV exposure actually increases the likelihood of sunburn as it damages the skin’s protective barrier. Therefore, understanding the link between excessive UV exposure and skin cancer is essential in promoting awareness and prevention strategies.