Reasonable suspicion does not apply if a person simply refuses to answer questions or is of a certain ethnicity or race. If a person is suspected of committing a violent crime, such as robbery or murder, the police officer may frisk the suspect's clothing to check for weapons.
Middle age technically refers to reaching an age where you have lived half the average life expectancy for your gender. The average midpoint of life is now about 40 for women and 38 for men (men tend to die 6 to 8 years before women). In comparison, 100 years ago women arrived at middle age by 22, mainly because so many died in childbirth.
Larger trends at work. Arnett says emerging adulthood is tied to larger historical social trends in American society, noting that 50 years ago, the median age for marriage was 22 for men and 20 for women. Now, the median age for marriage has climbed past 28 for men and edged above 24 for women.