UVC radiation is effective for disinfecting objects and surfaces. It could help manage the coronavirus pandemic and fill gaps in PPE supplies.
May is Skin Cancer Awareness Month, but the messaging around sunscreen for people with black skin needs to changes. Sunscreen has never been shown to reduce skin cancer risk in black people.
UV ratings indicate risk of skin damage – but they're based on pale skin. New wrist bands designed for six different tones of skin provide a more personalised way to track safe UV exposure.