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Saturday, January 28, 2023

premature aging

The use of sunscreen prevents premature aging and skin cancer

The use of sunscreen is essential to prevent premature aging and skin cancer. Sun exposure is the main cause of premature skin aging, as the sun's UV rays damage skin cells and destroy collagen and elastin, resulting in wrinkles, blemishes, and sagging. In addition, unprotected sun exposure increases the risk of developing skin cancer.
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Three years of pandemic learning response: reaching learners across the world with life-saving health knowledge

26 January 2023 marks three years since WHO launched its first OpenWHO.org course on the then-novel coronavirus and started providing accessible, up-to-date and informative health knowledge for a diverse global audience amid the fast-evolving pandemic. As of this date, OpenWHO offers a total of 190 online courses, 46 of which address COVID-19 topics, and has totaled 7.4 million course enrolments.
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