Wow, I may never make it to Psychological Well Being!
Many of the points mark the middle of an age range that scientists have identified, which means they are all determined by averages. Click the image to see the full graphic and read more. Some are also surveys, not controlled trials, so there is a possibility the self-reports don’t capture the most accurate picture.
But in many cases, the numbers keep cropping up for a reason, which is that life isn’t a downhill slide from youth.
Here’s what you have to look forward to.
Source and details about each peak: http://www.businessinsider.com/best-age-for-everything-2017-3/#learning-a-second-language-is-easiest-when-youre-about-7-or-8-1