Bird flu could be on the cusp of transmitting between humans − but there are ways to slow down viral evolution
When a disease-causing pathogen such as a flu virus is already adapted to infect a particular animal species, it may eventually evolve the ability to infect a new species, such as humans, through a ...
Doctor shortages have hobbled health care for decades − and the trend could be worsening
This delay comes at a time when the population of aging adults is rising dramatically. By 2050, the number of adults over 85 is expected to triple, which will intensify the strain on an already ...