The main reason why men have more and more yellow semen is because they haven’t had sex for a long time or haven’t had any semen discharge, but also because of prostatitis, seminal vesiculitis, urinary tract infections, and jaundice. 1. Men who have not had sex for a long time or have not had a long time to discharge the semen can be manifested as a lot of semen and yellow, generally belong to the physiological manifestations, such a situation only need to carry on a proper sex life, basically can be improved. 2. Prostatitis, seminal vesiculitis and urinary tract infections, due to these inflammatory diseases lead to more pus cells in the semen, semen is therefore yellow. At the same time, the man will also be accompanied by ejaculatory pain or urinary pain. In this case, you need to examine the semen to determine whether there is an infection. 3. Systemic jaundice. In this case, the semen can also be yellow, accompanied by yellowing of the skin and mucous membranes in other parts of the body. There are many reasons why men’s semen may be yellow and heavy, so please go to the hospital in time. Identify the cause and treat it actively.