Death knells are beginning to ring for poliovirus. The CDC reports that, in 2014, there were 359 new cases of wild poliovirus in nine countries. Just one year later, the number of new cases dropped to 74, a nearly 80% reduction.
The Global Trachoma Mapping Project is the largest ever project undertaken to track the prevalence of trachoma, the most common infectious cause of blindness globally. The effort revealed that 100 million people around the world are at risk of going blind.