Ключевые слова: adult, background, blood, blood oxygen saturation, care, check, closeup, demonstrate, device, digital, electronic, epidemic, female, finger, hand, health, level, lockdown, machine, measurement, measuring, medic, medical, medical device, medical test, medicine, monitor, monitoring, oximeter, oximetry, oxygen, pandemic, patient, person, pressure, pulse, pulse oximeter, quarantine, saturation, technology, tool, using, wellness, woman, young,