In 2016, TB claimed the lives of 1.3 million people across the world. Four million cases of TB have been undocumented or not reported. One of the bizarre features of TB is that it remains inactive, producing no symptoms, for long periods of time.
Mosquito bites are unpleasant for everyone. Most of the time, we simply shrug them off as a brief feeling of discomfort though. That is not the case for many people around the globe though, such as the 216 million people affected by malaria, a preventable disease that claimed the lives of nearly 445,000 people in 2015 alone.