Hope & Health
Articles and Updates from WVU Medicine Children's
07/1/2024 | Zachary Zinn, MD
Understanding UV Light: Protecting Your Skin
In our quest for outdoor fun, it’s easy to overlook the harmful effects of ultraviolet (UV) light. Although we should strive to enjoy the outdoors and summer fun, we also must recognize that too much fun in the sun can be harmful our skin. Understanding and respecting these risks is crucial for maintaining healthy skin and avoiding long-term damage.
Risks of Sunburn: Skin Cancer and Photoaging
We are all familiar with sunburn, which can result from exposure to UV light. Sunburn is not just uncomfortable; over time, sunburns increase the risk of skin cancer, including melanoma. UV exposure also accelerates skin aging, leading to wrinkles, age spots, and increased skin fragility. Protecting against sunburn reduces risk of skin cancer and promotes youthful, healthy skin.
The Importance of Sunscreen
Sunscreen isn’t just a cosmetic product; it’s a shield against harmful UV rays. UVB rays contribute to risk of skin cancer, while UVA rays promote skin aging. Applying sunscreen with a broad-spectrum SPF (Sun Protection Factor) of 30 or higher protects against both UVB and UVA rays. Reapplying sunscreen every two hours, or more frequently if swimming or sweating, ensures continuous protection from UV rays. By blocking these harmful rays, broad-spectrum sunscreen reduces risk of skin cancer and skin aging.
Avoiding Midday Sun
The sun’s intensity peaks between 10 a.m. and 4 p.m. During these hours, UV rays are strongest and most damaging. Planning outdoor activities in the early morning or late afternoon reduces exposure to intense sunlight. If outdoor exposure cannot be avoided during the midday hours, we should seek shade and wear protective clothing, including wide-brimmed hats and sunglasses.
Building Healthy Habits
Integrating sunscreen into our daily routines, avoiding prolonged sun exposure, and scheduling outdoor activities wisely help reduce the risk of UV rays. We can enjoy the summer sun and minimize the negative impact of UV rays if we plan ahead.
Takeaways
Enjoying the outdoors responsibly means safeguarding our skin from the harmful effects of UV light. By understanding the risks of sunburn, prioritizing use of sunscreen, and avoiding midday sun whenever possible, we protect ourselves from skin cancer and premature aging. Let’s embrace the sun safely, preserving our skin’s health for years to come.