1.Aflatoonian, A., Seyedhassani, S.M. and Tabibnejad, N. 2009. The epidemiological and etiological apsetcs of infertility in Yazd province of Iran. Iranian J. Reprod. Med., 7: 117-122.

2.Ahmed, G.A., Hasan, H.H. and Rashid, A.O. 2012. Serum level of male oligospermia, glycol conjugate inhibin B Hormone and α-l –fucose in kurdistani (Iraq) populations. Int. J. Basic Appl. Sci., 12: 59- 66.

3.Bhongade, M.B., Prasad, S., Jiloha, R.C., Ray, P.C., Mohapatra, S. and Koner, B.C. 2015. Effect of psychological stress on fertility hormones and seminal quality in male partners of infertile couples. Andrologia, 47: 336-342.

4.Bonde, J.P. 2013. Occupational causes of male infertility. Curr. Opin. Endocrino. Diabetes Obses., 20: 234-239.

5.Braken, M.B., Eskenazi, B., Sachse, K., mCsharry, J.E., Hellenbrand, L. and Leo-Summers, L. 1990. Association of cocaine use with sperm concentration, motility and morphology. Fertil. Steril., 53: 315-322.

6.Cakbak, Y.O., Akpinar, I.N., Ekini, G. and Bekiroglu, N. 2008. Point and frequency specific response of the testicular artery to abdominal electropuncture in humans. Fertil. Steril., 90: 1732-38.

7.Cakbak, Y.O., Akpinar, I.N., Ekini, G. and Bekiroglu, N. 2008. Point and frequency specific response of the testicular artery to abdominal electropuncture in humans. Fertil. Steril., 90: 1732-38.

8.Campbell, J.M., Lane, M., Owens, J.A. and Bakos, H.W. 2015. Paternal obesity negatively affect male fertility and associated reproductive outcome: a systematic review and meta analysis. Reprod. Biomed Online, 31: 593-604.

9.Centre for disease control and prevention (US) National centre for chronic disease prevention and health promotion (US). Office on smoking and health (US). How to bacco smoke cause disease: the biology and behavioral basis for smoking attributable disease: a report of surgeon. General Publication and Reports of the surgeon. General Atlanata (GA): Centers for disease control and prevention (US): 2010.

10.Daymanthi, D. 2018. Life style causes of male infertility. Arab J. of Urology; http://doi. org/10.1016/j.aju.2017.12.004.

11.Durairajanayagam, D., Agarwal, A. and Ong, C. 2015. Causes, effects and molecular mechanisms of testicular heat stress. Reprod. Biomed Online, 30: 14-27.

12.Durairajanayagam, D. 2018. Life style causes of male infertility. Arab Journal of Urology. http:// doi: org/10.1016/j.aju.2017.12.004.

13.Emanuele, M.A. and Emanuele, N.V. 1998. Alcohols effect on male reproduction. Alcohol Health Res. World, 22: 195-201.

14.Fronczak, C.M., Kim, E.D. and Barqawi, A.B. 2012. The insults of illicit drug use on male fertility. J. Androl., 33: 515-528.

15.Gundersen, T.D., Jorgensen, N., Anderson, A.M., Bang, A.K., Nardkap, L. and Skakkebaek, N.E. et al. 2015. Association between use of marijuana and male reproductive hormones and semen quality: a study among 1215 healthy young men. Am. J. Epidemol., 182: 473-478.

16.Ilacqua, A., Izzo, G., Emerenziani, G.P., Baldari, C. and Aversa, A. 2018. Life style and fertility: the influence of stress and quality of life on male fertility. Reprod. Biol and Endocrinol., 16: 115- 126.

17.Jenkins, T.G., James, E.R., Alonso, D.F., Hoidal, J.R., Murphy, P.J. and Hotaling, J.M. et al. 2017. Cigarette smoking significantly alters sperm DNA methylation patterns. Andrology, 5: 1089-99.

18.Jurewicz, J., Rdwana, M., Sobala, W., Radwan, P., Bochenek, M. and Hanke, W. 2014. Effect of occupational exposure. Is there a link between exposure based on an occupational questionnaire and semen quality? Syst. Biol. Reprod., 60: 227- 233.

19.Kahn, B.E. and Brannigan, R.E. 2017. Obesity and male infertility. Curr. Opin. Urol., 27: 441-5.

20.Knez, J.2013. Disrupting chemicals and male reproductive health. Endocrinol. Reprod Biomed Online, 26: 440-448.

21.Li, Y., Lin, H. and Cao, J. 2011. Association between socio-pycho behavioral factors and male semen quality: systematic review and meta analysis. Fertil. Steril., 95: 116-123.

22.Lobascio, A.M., De Felicr, M., Anibaldi, M., Greco, P., Minas, M.G. and Greco, E. 2015. Involvement of seminal leukocytes reactive oxygen species and sperm mitochondrial membrane potential in the DNA damage of human spermatozoa. Andrology, 3: 265-270.

23.Martini, A.C., Malina, R.I., Estofan, D., Senestrari, D., Fiolde Cuneo, R.D. and Ruiz, R.D. 2004. Effect of alcohol and cigarette consumption on human semen quality. Fertl. Steril., 82: 374-377.

24.Muthusami, K.R. and Chinnaswamy, P. 2005. Effect of chronic alcoholism on male fertility hormones and semen quality. Fertil. Steril., 84: 919-924.

25.Nadeem, F., Fahim, A. and Bugti, S. 2012. Effect of cigarette smoking on male infertility. Turk J. Med. Sci., 42: 1400-1405.

26.Nargund, V.H. 2015. Effect of psychological stress on male fertility. Nat. Rev. Urol., 12: 373-382.

27.Pajarinen, J.T. and Karhunen, R.J. 1994. Spermatogenic arrest and ‘sertoli cell only’ syndrome –common alcohol induced disorder of the human testes. Int. J. Androl., 17: 292-299.

28.Palmer, N.O., Bakos, H.W., Fullston, T. and Lane, M. 2012. Impact of obesity on male fertility, sperm function and molecular composition. Spermatogenesis, 2: 253-263.

29.Queiroz, E.K. and Waissmann, W. 2006. Occupational exposure and effects on the male reproductive system. Cad. Saude. Publica., 22: 485-493.

30.Safrinejad, M.R., Azma, K. and Kolahi, A.A. 2009. The effect of intensive long-term treadmill running on reproductive hormones, hypothalamus –pituitary testis axis and semen quality: a randomized controlled study, J. Endocrinol., 200: 259-271.

31.Salas-Huetos, A., Bullo, M. and Salas-Salvado, J. 2017. Dietary patterns, food and nutrients in male fertility parameters and fecund ability: A systematic review of observational studies. Hum. Reprod. Update, 23: 371-389.

32.Sengupta, P., Chaudhari, P. and Bhattachariya, K. 2013. Male reproductive health and yoga. Int. J. Yoga, 6: 87-95.

33.Sermondade, N., Faure, C., Fezeu, L., Shayeb, A.G., Bonde, J.P. and Jensen, T.K. et al. 2013. BMI in relation to sperm count : an updated systematic review and collaborative meta analysis. Human Reprod. Update, 19: 221-231.

34.Sharma, R., Biendenharn, K.R., Fedor, J.M. and Agarwal, A. 2013. Lifestyle factors and reproductive health taking control of your fertility. Reprod. Biol Endocrinol., pp. 11-66. http://doi. org/10.1186/1477-7827-11-66.

35.Sharma, R.R., Biedenham, K.M., Fedor, J. and Agarwal, A. 2013. Life style factors and reproductive health: taking control of your fertility. Reprod. Biol. Endocrinol., 11(66): 1-15.

36.Sheynkin, Y., Jung, M., Yoo, P., Schulsinger, D. and Kamaroff, E. 2005. Increase in scrotal temperature in lap top computer users. Hum. Reprod., 20: 452- 455.

37.Sobinoff, A.P., Sutherland, J.M., Beckett, E.L., Stanger, S.J., Johnson, A.G. and Jarnicki, A.G. et al. 2014. Damaging legacy: maternal cigarette smoking and has long term consequences for male offspring fertility. Hum. Reprod., 29: 2719-2735.

38.Sokol, R.Z., Kraft, P., Fowler, I.M., Mamet, R., Kim, E. and Berhane, K.T. 2006. Exposure to environment ozone alters semen quality. Envion. Health Perspect., 114: 360-365.

39.Ten, J., Mendiola, J., Tarres-Cantero, A.M., Moreno Grau, J.M. and Moreno-Grau, S. et al. 2018. Occupational and life style exposure on male infertility: A mini review. Open Reprod. Sci. J., 1: 16-21.

40.Wdowiak, A., Wdowiak, I. and Wiktor, H. 2007. Evaluation of effect of using mobile phones on male fertility. Ann. Agric. Environm. Med., 14: 169- 172.

41.Zhang, Z.B., Jiang, Y.T., Yun, X., Yang, X., Wang, R.X. and Dai, R.L. et al. 2012. Male infertility in North East China: a cytogenic study of 135 patient with non-obstructive azoospermia and severe oligozoospermia. Journal Assisted Reprod. Genet., 29: 83-87.