A new studyMale sperm count is rapidly declining worldwide
In the past few decades, the sperm concentration of men worldwide has dropped by more than 50 percent. The reasons are unclear.
It’s about it
Sperm quality is declining worldwide.
It has fallen by more than 50 percent since 1973. This is according to a new study.
The global decline in sperm concentration has even accelerated, according to the study.
According to a new study, men’s sperm count is declining at an accelerating rate worldwide. Between 1973 and 2018, the average sperm concentration dropped by more than 51 percent — from 101.2 million to 49 million sperm per milliliter of semen. The data also suggested that “this global decline is accelerating in the 21st century,” it said on TuesdayHuman reproduction update» published study.
Male fertility continues to deteriorate
According to researchers led by Israeli epidemiologist Hagai Levine, sperm counts are currently declining at a rate of 1.1 percent per year. The reasons are unclear. More research and measures are therefore urgently needed to prevent further deterioration of male fertility.
For their meta-analysis, the researchers evaluated data from more than 57,000 men from 223 studies in 53 countries. In essence, it confirmed the findings of a A 2017 study. This was criticized because it only included data from North America, Europe, Australia and New Zealand.
Corona and pesticides could have negative effects
There are always studies on sperm quality. According to studies from last year Switzerland is even among the last lights in Europe. In tests on Swiss recruits between the ages of 18 and 22, two-thirds of the subjects achieved lower volume and lower number of sperm per ejaculation than the WHO states in its standard values. Emollients, cosmetic products and pesticides can be possible causes of low sperm quality.
Also corona infection and Long Covid could have a negative impact on male fertility, according to reports erectile dysfunction lead.
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