The Commonwealth Health Report 2020 released by Commonwealth Business Communications, focuses on health tech that includes articles from experts on how tech can improve healthcare worldwide, how technology can fight infectious diseases, how data science can improve the health of the world's most vulnerable, blockchain in healthcare, and the importance of promoting leadership and frugal innovation in digital health. 'Nearly half the world is still not using the internet. There will only be universal health coverage when everyone is connected,' said International Telecommunication Union (ITU), Deputy Secretary-General, Malcolm Johnson.