A Review of the Effects of Lifestyle and Nutrition on Infertility in Couples

Infertility is one of the most important life crises that leads to numerous psychological problems and stressful experiences. Investigating the factors affecting infertility is of high significance to help these people in the midwifery profession. One of these important factors is lifestyle. The purpose of present study is to review the studies conducted on the effects of lifestyle on infertility in couples. This systematic review was conducted by searching the keywords including infertility, lifestyle, nutrition and couples in valid databases such as Google Scholar, Web of Sciences, PubMed and Scopus from 2010 to 2021; a total of 198 articles were found. As many as 22 articles were extracted from these articles. Inclusion criteria included originality, the article's being either in English or Persian, and consistency with the purpose of the study. Exclusion criteria included the lack of access to the full text of the article. Among the reviewed articles, 6 articles (27.27%) had been published in Persian and 16 articles (72.73%) had been published in English. In 16 studies, the effect of lifestyle and its dimensions (exercise and physical activity, diet, tobacco and alcohol use) on infertility of couples had been confirmed