The world is plagued by diseases in every corner. Some are caused by micro-organisms living with us in the environment, some are a consequence of poor lifestyle while others are a result of cellular degeneration that occurs due to aging.
Millions of people die from disease every year, even with the advanced healthcare systems we put in place and great research in science and medicine. Of course, not all diseases are created equal, some are more deadly than others. Here are the top 10 fatal diseases in the world that you should be aware of.
10. Infectious diseases
Infectious diseases are the conditions caused by pathogens that find their way into our bodies. These pathogens include viruses, bacteria, parasites, and fungi. Some of these pathogens are transmitted by hosts inform of insects and animals. Other pathogens occur in the environment and we introduce them in our bodies by consuming contaminated food and water.
Infectious diseases share flu-like symptoms. There are so many infectious diseases as there are micro-organisms. Some of the most fatal infectious diseases ravaging the world today are chickenpox, measles, malaria, common cold, cholera, dengue fever, and zika virus. They are responsible for millions of deaths every year.