What is the intensity of sun tanning measured at?

The intensity of sun tanning is often measured in milliwatts per square centimeter (mw/cm²). This unit provides a quantifiable measurement that reflects the power of UV radiation hitting a specific area of skin. The tanning process is fundamentally influenced by the intensity of UV exposure; therefore, understanding what constitutes an effective intensity for tanning is essential for safety and achieving desired results.

In this context, 4 mw/cm² is recognized within the industry as a suitable intensity level for promoting tanning while minimizing potential risks of skin damage and overexposure. This level of intensity balances the need for sufficient UV exposure to stimulate melanin production (which leads to tan) without crossing into levels that could cause harm.

During tanning bed sessions and when using other UV sources, staying within established intensity ranges helps ensure a safer tanning experience while achieving optimal results.