While famously old pops like Robert De Niro and Al Pacino may defy the odds, strong swimmers aren’t guaranteed at every age.
A new study on sperm health published in Nature has found that the best seed starts souring sooner than expected. British researchers tracked sperm samples from 81 men aged 24 to 75, measuring the proportion carrying disease-causing mutations using a precise technique called NanoSeq.
Researchers found sperm mutations increase with age, with quality dropping notably around 43. For middle-aged men, mutated sperm jumped from 3% to 5% — and alarmingly, these “bad apples” seemed to multiply faster than the healthy ones.
“Some changes in DNA not only survive but thrive within the testes, meaning that fathers who conceive later in life may unknowingly have a higher risk of passing on a harmful mutation to their children,” explained Professor Matt Hurles, director of the Wellcome Sanger Institute and study co-author.
As awareness of this kind of research spreads, more men are realizing that fertility isn’t just a woman’s issue. Many experts have stressed the importance of being proactive about their sperm health, likely one reason why at-home sperm kits are growing in popularity.
It’s not just about quality; quantity is another concern.
In April, the U.S. Health Secretary RFK Jr. warned that overall sperm counts have dropped by 50%. His comments came just as a startup announced its first-ever sperm race, sparking another wave of interest in semen and how to measure it.
Getting a baseline reading on sperm health can help provide men of all ages with vital information, including concentration and movement. On Amazon, these FDA-approved kits sell for under $100 and deliver results with over 97% accuracy in clinical trials — no lab visit necessary.
This at-home testing technique may not be as advanced as NanoSeq, but it still delivers some interesting insights, including front-row tickets to a sperm race for yourself. A real-time video feature lets users track their swimmers’ patterns. It’s a feature users have described as both “fascinating and reassuring.”
The YO Home Sperm Test remains one of the most extensively validated semen analysis systems on the market. The entire process takes less than 30 minutes, with simple step-by-step instructions for sample collection and testing provided through the YO Home Sperm Test app.
After inserting the sample into the device, the results are delivered straight to your phone. The report includes key measures like sperm motility, concentration, and other important reproductive health information, including an overall fertility score. Resources for improving sperm health are also included.
“While this test doesn’t replace a full medical evaluation, it’s a great first step for men who want to check fertility in the comfort of their own home,” one reviewer shared. “I’d definitely recommend it for peace of mind before moving forward with anything more involved.”
Results can be stored privately or shared securely with doctors via the app. Refill kits are also available, and testing more than once is recommended to track changes over time.
At just $99, it’s a smart investment to make if you’re curious where your swimmers stand.
This article was written by Miska Salemann, New York Post Commerce Writer/Reporter. As a health-forward member of Gen Z, Miska seeks out experts to weigh in on the benefits, safety and designs of both trending and tried-and-true fitness equipment, workout clothing, dietary supplements and more. Taking matters into her own hands, Miska intrepidly tests wellness products, ranging from Bryan Johnson’s Blueprint Longevity Mix to home gym elliptical machines to Jennifer Aniston’s favorite workout platform – often with her adorable one-year old daughter by her side. Before joining The Post, Miska covered lifestyle and consumer topics for the U.S. Sun and The Cannon Beach Gazette.
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