How long after chemo does sperm come back?
Some men regain the ability to produce sperm after treatment. This generally takes 1 to 3 years, but can sometimes take longer. Some men have only partial recovery, with low sperm counts, and some men never recover sperm production.
What to do if you are not ejaculating?
Your primary care doctor is a good place to start when you have delayed ejaculation. See your doctor if: Delayed ejaculation is an issue for you or your partner. You have another known health problem that might be linked to delayed ejaculation, or you take medications that could be causing the problem.
At what age do men stop producing sperm?
Although men never stop producing sperm throughout their lives, sperm production does begin decreasing after age 35. Motility, volume and genetic quality of sperm of older men are less likely to achieve a successful pregnancy even in younger women.