Does watching TV lower your sperm count?

http://blogs.discovermagazine.com/discoblog/2013/02/15/ncbi-rofl-does-watching-tv-lower-your-sperm-count/#.USCZT_1hiK0     / physical activity television watching viewing semen quality in young men has declined over the past decades reasons unresolved concurrent increase in sedentary behaviour behavior  contributing factor  evaluate relationship physical activity television TV watching sperm parameters population young healthy men Rochester Young Men’s Study participated analysis physical activity hours per week of moderate vigorous exercise assessed via questionnaire semen quality was assessed by sperm concentration motility morphology total sperm count directly related to physical activity after multivariable adjustment /