What are the primary effects of UVB radiation on human skin

Sep 15, 2017 ... UV radiation has enough energy to break chemical bonds. Due to their higher energies, UV photons can cause ionization, a process in which ... UVB is effective in treating vitiligo by immune suppression and stimulation of cytokines. Treatment is given twice a week for 3–4 months and continued until re- ... UVA rays have a longer wavelength, which affects our skin over time. They are associated with skin aging. UVB rays, on the other hand, have a shorter ... Solar radiation causes cutaneous malignant melanoma, squamous cell carcinoma of the skin and basal cell carcinoma of the skin. UVB Phototherapy is a treatment for skin eruptions using artificial ultraviolet light. ... UVB rays are the part of sunlight that gives one sunburn. Carefully ... SPF, which stands for “sun protection factor,” is a measurement of how well a sunscreen product protects your skin against UVB rays—the type of UV rays that can ... Tortoises require visible UVA light to see and help them regulate their circadian rhythms or sleep cycles, UVB rays to help with the synthesis of vitamin D3, ... Unlike UVB rays, UVA rays penetrate deep into the skin's thickest layer otherwise known as the dermis. However, both UVA and UVB rays can pose potential issues. There are two types of UVA rays: UVA1 and UVA2. UVA1 light is in the range 340–400 nm; UVA2 light is in the range 320–340 nm. These differences in wavelength ... Amazon.com: Munchkin Brica Sun Safety Car Window Shade with Heat Alert, Helps Block UVA/UVB Rays, 2 Pack, Black : Baby.