Many comments are ignoring the most important aspect. The decline is almost all among men not women: > Using a slightly different age range and time frame, Ueda et al. (2020) found that the percentage of sexually inactive men ages 18 to 24 increased from 18.9 percent in 2000–2002 to 30.9 percent in 2016–2018, and the percentage of sexually inactive young women increased from 15.1 percent to 19.1 percent over the same…
I hear this explanation often, but it ignores the fact that only a small fraction of population uses Tinder. I don't know the real reason, but if I was to guess, the most obvious one is that there are so many interesting things to do, learn, engage in, that making considerable effort in order to have sex simply doesn't seem worth it, that's all.
https://www.pewresearch.org/fact-tank/2020/02/06/10-facts-ab...