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There is evidence of the negative effects of cannabis use during sex. Some studies show a correlation between chronic cannabis use and reduced testosterone levels in men. [4] It has been found heavy use of cannabis decreases the sperm count of healthy men, though this reduction can be reversed. [5]
Smoking cannabis can decrease sperm quantity. [10] Long-term stress is also suggested. The practice of tucking can reduce both the sperm count and sperm quality. [41] Meta-analysis indicates that mobile phone exposure affects sperm quality negatively. [42]
Male cannabis use has been associated with reduced fertility and decreased sperm counts. [94] Initial epigenetic studies have shown that male cannabis use causes widespread DNA methylation changes in sperm, resulting in lower rates of fertilization and higher rates of miscarriage. [95]
Common contributors to other adverse health outcomes, such as obesity, smoking and binge drinking, can all decrease sperm quality. For men who are concerned about their sperm quality or ...
What does weed do to your testosterone? Maybe not a lot, according to research on marijuana/THC use and testosterone levels. What marijuana really does to your testosterone
Frequent use of mobile phones by young men was linked to a lower sperm count, a new study found, but questions remain.
One of the earliest studies, published in 1974, noted a reduction in sperm quality (lower sperm concentration and semen volume) and a higher percentage of abnormal sperm. [17] These early studies' methodology has been criticized for sampling bias and the inclusion of men with testicular and fertility issues. [ 11 ]
Men, too, often avoid doctors' visits, missing opportunities to proactively identify issues. Treatments for male infertility include semen analysis, lifestyle changes, and sperm-freezing.