Many people believe that they are safe from the sun's harmful rays when they are indoors, but is that really the case? Do you still need to apply sunscreen if you are spending the day inside? Let's explore the facts.

UV Rays Can Penetrate Windows

It may come as a surprise, but ultraviolet (UV) rays can still penetrate windows. While glass does provide some protection against UVB rays, it does not block UVA rays, which can contribute to skin aging and skin cancer. In fact, studies have shown that UVA rays can penetrate through windows, putting you at risk even when you are indoors.

Artificial Light Sources Emit UV Radiation

Another factor to consider is the UV radiation emitted by artificial light sources. Some indoor lights, such as fluorescent and halogen bulbs, can emit low levels of UV radiation. While the exposure may be minimal, prolonged exposure over time can still have damaging effects on the skin.

Protect Your Skin Every Day

Given the potential risks of UV exposure indoors, it is recommended to wear sunscreen every day, regardless of whether you are indoors or outdoors. Choose a broad-spectrum sunscreen with an SPF of 30 or higher, and apply it to all exposed skin, including your face, neck, and hands. This simple step can help protect your skin from premature aging and reduce your risk of skin cancer.

Other Sun Protection Measures

In addition to wearing sunscreen, there are other sun protection measures you can take while indoors. Consider using window treatments like curtains or blinds to block out UV rays, especially during peak sun hours. You can also wear protective clothing, such as long sleeves and hats, to further shield your skin from UV exposure.

Remember, UV rays are present year-round, even on cloudy days, so it is important to make sun protection a daily habit. By taking these precautions, you can help safeguard your skin and maintain a healthy complexion, whether you are indoors or outdoors.