Use an at-home sperm test kit
Follow the kit instructions exactly
Collect the semen sample in the provided container
Wait the required time for the result
Read the result indicator for sperm concentration
Repeat the test if the result is unclear
Test after 2 to 7 days of abstinence
Avoid using expired or damaged test kits
Store and handle the kit as directed
See a doctor for a lab semen analysis if you need an accurate count