People take thousands of breaths every day. Since the industrial revolution, humans have inhaled more pollution.
Our ancestors could breathe fresh air and didn't have to worry about toxins in the air. But when more people moved to cities and worked at factories, they inhaled air pollution.
Read this blog post to learn about air pollution and its health effects. Discover what in the air can cause cancer and how to avoid them.
https://www.cancerwisdom.net/effects-of-pollution-on-human-and-the-cancer-risks