A national survey by Pew Research Center, conducted June 10-July 12, 2015, among 2,001 adults, finds that: This growth has been especially pronounced for two groups who have historically not used online dating at particularly high levels – the youngest adults, as well as those in their late 50s and early 60s.The share of 18- to 24-year-olds who report having used online dating has nearly tripled in the last two years.These young adults are now more likely than any other age group to use mobile dating apps.Although 15% of Americans have used online dating themselves, a larger share report that they are familiar with online dating from the experiences of people they know.
The technique hinges on carbon-14, a radioactive isotope of the element that, unlike other more stable forms of carbon, decays away at a steady rate.
Follow Attachment Theory childhood influence on adult relationships. Also, the degree of difference from troubled to fairly healthy is not identified in the near/far group. I do not see a random sample, and so see mostly near/far types.