Long term use of condoms has no subsequent impact on pregnancy. However, there is a problem with condom use, and some people may feel that condoms have a sense of isolation, which has some impact on sexual satisfaction.
Driving continuously for two hours resulted in disastrous sperm damage. In fact, the impact of high temperature environment on sperm has always been a consensus. Reproductive doctors suggest that men take a break after driving for about two hours and come out to move around to maintain normal sperm vitality.
Recently, the birth of the first human genetically programmed baby has caused a stir. （1） Inquire about medical history 1. Understand whether both parties have a blood relationship, and both parties present their unit’s “marriage status certificate”; 2. Understand the current and past medical history of both parties.