During my lifetime, there has been an unacknowledged rise in cancer, and in a variety of mysterious diseases. Gluten sensitivity has exploded, as have a great variety of autoimmune disorders.
All three of my children have minor mutations, such as non-standard teeth. My son needs hip replacements before fifty years of age, because his femurs are different. I am convinced this is another invisible epidemic. If you did a careful survey, you would find that a great number of people have mutations of many kinds.
Why? Read the title of this post.
This Guardian article by Lauren Zanolli and Mark Oliver describes five poisons found in your life, and points to some safety measures you can take.