Existing treatments slow the process for most patients so no meaningful vision loss occurs in their lifetime. (glaucoma.org)
consequently you are very unlikely to see big changes in the animal world occurring in your lifetime (at least changes that you would notice). (religion.blogs.cnn.com)
Globally, 50 percent of mental illnesses that occur in a lifetime begin by age 14 according to the World Health Organization. (kidsmentalhealth.org)