A The skin is composed of multiple layers, from the innermost stratum basale that contains the melanocytes to intermediate layers dominated by keratinocytes and the outermost stratum corneum. The melanocytes produce the melanin-containing melanosomes, which show an approximately 10 times difference in accumulation between individuals with dark and light skin tones. The melanosomes are transferred to the keratinocytes, where they surround the nucleus and protect DNA from UV-induced damage. B This...
Tag: <span>skin tone</span>
Post
Phone Attachment for Pupil Measurements with Any Skin Tone
NOVEMBER 20TH, 2023 CONN HASTINGS A research team at the University of California San Diego have developed a smartphone attachment that can provide information on changes in pupil size, which can be used to assess neurological phenomena, such as traumatic brain injury and Alzheimer’s disease. Such changes in pupil size have been difficult to characterize...
Post
How accurate is smartwatch heart data? It depends on your skin tone
AMERICAN COLLEGE OF CARDIOLOGY Consumers are increasingly using smartwatches and other wearable devices to measure their heart rate and rhythm during exercise and for overall health monitoring. However, those measurements may be less accurate in people with darker skin tones, according to a study presented at the American College of Cardiology’s 71st Annual Scientific Session. The...