Researchers conducted the first nutritional intervention study with healthy participants of reproductive age in order to determine if regular consumption of nuts has any effect on sexual functions and on the quality of semen. The study was published in the journal 'Nutrients'. The prevalence of erectile and sexual dysfunction is thought to affect 2 per cent of men under the age of 40 years, around 52 per cent of men aged 40 to 70 years and more than 85 per cent of men over 80. The risk factors associated with sexual and erectile dysfunction are smoking, excessive alcohol consumption, a
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