A cross-sectional survey was conducted using a sexual and reproductive health survey. Participants N = 7527; 18-26 years; 32.3% of the total sample; 60.1% female, 86.1% cisgender, 77.1% heterosexual and saw increased solo masturbation and porn + all others stable (11.8%), increased cuddling and partner sex main + all others unchanged (10.5%), increased cuddling and sex with main partner + increased use of solo masturbation and pornography + all others stable (18.8%), all decreased (13.1 %), and sex with main partner + all others unchanged (19.5%) and all unchanged (24.3%) decreased. Older age (RRR = 0.86-0.94), being female (OR = 0.39-0.67), and higher mental health scores (RRR = 0.68-0.81) were associated with a lower likelihood of increased masturbation/pornography, increased bonding/sex with main partner + increased masturbation/pornography and a decrease in all behaviors relative to no behavior change.