Antibiotic-resistant bacteria currently kill 700,000 people a year. If we don't tackle antimicrobial resistance, then more than 100 million people may have died prematurely by 2030.
The manufacture and distribution of medicines is a global industry, tainted by fake and substandard medicines.
Why creating safer catheters and using them more responsibly could slow antibiotic resistance and save lives.
Public health officials are warily watching the emergence of these lesser-known bacterial sexually transmitted infections.
What we know so far about PrEP, HIV and sexually transmitted infections.
Touted as a way to end HIV within a generation, the HIV prevention pill (PrEP) is being trialled in the UK.