https://www.resolvetosavelives.org/saving-lives-from-cvd

Improved treatment of high blood pressure

High blood pressure kills more people than all infectious diseases combined – nearly 10 million people a year.  Treatment is low-cost, simple, and can be done by existing health programs, with funding leveraged from governments and other source

Half of CVD deaths in poorer countries among people under 70 vs. one fifth in rich countries