Based from a huge study that was done with 5,500 respondents who lived in Europe from childhood through late adulthood found that eveningness peaked at ages a. 20 to 21 years.
The study’s results mean that a lot of people are in the stage of peak alertness during the age of 20 to 21 years old. This age is the stage of a person’s life where they are in the young adulthood stage.
A lot of people were excited that they made it home from the war alive. A ton had spouses and their spouses were super happy to. Many decided to have a baby.