"I'm not worried that we're going to die out imminently," he stated.
He emphasized that population declines are influenced by broader socio-economic shifts rather than minor alterations in biological fertility limits.
Clinicians stress that improving basic diagnostic access for men remains a primary necessity.
Prof Christopher Barratt, an expert in reproductive medicine at the University of Dundee, said, "It sounds incredibly simple – and quite boring – but we need to get the basics right."
He noted that male partners routinely face extensive diagnostic delays in fertility clinics.
Emerging technologies, including microfluidic selection and artificial intelligence, are expected to optimize the selection of healthy sperm cells.
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Barratt expressed optimism: "I'm very optimistic that the options for men will look different in four or five years' time."
