As the most influential global event dedicated to all facets of the beauty industry, Cosmoprof Worldwide Bologna has been a landmark event for more than 50 years.
Cosmoprof is where companies do b...
UV phototherapy is 311 ~ 313nm ultraviolet light treatment.Also known as narrow spectrum ultraviolet radiation therapy ( NB UVB therapy ).The narrow segment of UVB: the wavelength of 311 ~ 313nm ca...
Fingertip pulse oximeter was invented by Millikan in the 1940s to monitor the concentration of oxygen in arterial blood, an important indicator of the severity of COVID-19. Yonker now explains how ...
The PR on the patient monitor is the abbreviation of the English pulse rate, which reflects the speed of the human pulse. The normal range is 60-100 bpm and for most normal people, the pulse rate i...