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Male Fertility and Physical Exercise
Federico Belladelli1,2, Satvir Basran2, Michael L Eisenberg3
1Division of Experimental Oncology/Unit of Urology, Urological Research Institute, IRCCS Ospedale San Raffaele, Università Vita-Salute San Raffaele, Milano, Italy.
The World Journal of Men'S Health
|January 17, 2023
Summary
Sedentary behavior is linked to male infertility. While some physical activity (PA) may aid fertility, intense exercise might impair it, indicating a complex relationship needing further research.
Area of Science:
- Reproductive Medicine
- Men's Health
- Exercise Physiology
Background:
- Sedentary behavior is a known contributor to male infertility.
- Existing research on physical activity's impact on semen quality and pregnancy rates shows mixed results.
- Understanding the nuances of exercise's role in male reproductive health is crucial.
Purpose of the Study:
- To review the relationship between physical activity (PA) and male infertility.
- To analyze the effects of PA on semen characteristics.
- To examine the impact of PA on pregnancy rates.
Main Methods:
- Systematic review of preclinical and clinical studies.
- Analysis of data on physical activity, semen parameters, and fertility outcomes.
- Evaluation of heterogeneous results from existing research.
Main Results:
- Preclinical studies show varied exercise benefits, influenced by diet.
- Certain types of PA may improve pregnancy rates, but not consistently semen quality.
- High-intensity exercise and specific exercise modalities may negatively affect male fertility.
Conclusions:
- The impact of physical activity on male fertility is complex and exercise-type dependent.
- More randomized trials are needed to clarify the relationship between specific exercises, semen parameters, and reproductive success.
- Further research should focus on tailored exercise recommendations for male reproductive health.
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