Story perspectives

Oxford Study: Frequent Ejaculation Boosts Sperm Count, Challenges WHO

3/31/2026

Summary

Story summary

The University of Oxford researchers suggest that more frequent ejaculation may increase sperm count, challenging fertility guidance.
The study involved nearly 55,000 men.
It finds that sperm deteriorates the longer it is stored.
This contradicts the World Health Organization's recommendation of two-to-seven days of abstinence before semen testing.
Co-lead author Rebecca Dean, of the University of Oxford, states that regular ejaculation reduces damage to deoxyribonucleic acid (DNA) and oxidative stress.

1 of 1

Story summary

The University of Oxford researchers suggest that more frequent ejaculation may increase sperm count, challenging fertility guidance.
The study involved nearly 55,000 men.
It finds that sperm deteriorates the longer it is stored.
This contradicts the World Health Organization's recommendation of two-to-seven days of abstinence before semen testing.
Co-lead author Rebecca Dean, of the University of Oxford, states that regular ejaculation reduces damage to deoxyribonucleic acid (DNA) and oxidative stress.