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Testosterone Replacement, Low T, HCG, & Beyond
Clomid for PCT, fertility or low T
Sperm counts significantly declining in men from North America, Europe
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<blockquote data-quote="Nelson Vergel" data-source="post: 82084" data-attributes="member: 3"><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span><span style="color: #333333"><span style="font-family: 'Arial'">BACKGROUND</span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'">Reported declines in sperm counts remain controversial today and recent trends are unknown. A definitive meta-analysis is critical given the predictive value of sperm count for fertility, morbidity and mortality.</span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span>[ATTACH]4118[/ATTACH][ATTACH]4118[/ATTACH]<span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'">OBJECTIVE AND RATIONALE</span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'">To provide a systematic review and meta-regression analysis of recent trends in sperm counts as measured by sperm concentration (SC) and total sperm count (TSC), and their modification by fertility and geographic group.</span></span><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'">“In this comprehensive meta-analysis, sperm counts whether measured by SC or TSC declined significantly among men from North America, Europe and Australia during 1973–2011, with a 50–60% decline among men unselected by fertility, with no evidence of a ‘leveling off' in recent years,” the authors concluded.</span></span></p><p><span style="color: #333333"><span style="font-family: 'Arial'"></span></span></p><p><strong>Reference</strong></p><p></p><p></p><ol> <li data-xf-list-type="ol">Levine H, Jørgensen N, Martino-Andrade A, et al. Temporal trends in sperm count: a systematic review and meta-regression analysis. <em>Hum Reprod Update. 25 July 2017. <a href="https://academic.oup.com/humupd/article-lookup/doi/10.1093/humupd/dmx022#93886201" target="_blank">https://doi.org/10.1093/humupd/dmx022</a></em></li> </ol></blockquote><p></p>
[QUOTE="Nelson Vergel, post: 82084, member: 3"] [COLOR=#333333][FONT=Arial] [/FONT][/COLOR][COLOR=#333333][FONT=Arial]BACKGROUND Reported declines in sperm counts remain controversial today and recent trends are unknown. A definitive meta-analysis is critical given the predictive value of sperm count for fertility, morbidity and mortality. [/FONT][/COLOR][ATTACH=CONFIG]4118[/ATTACH][ATTACH=CONFIG]4118[/ATTACH][COLOR=#333333][FONT=Arial] OBJECTIVE AND RATIONALE To provide a systematic review and meta-regression analysis of recent trends in sperm counts as measured by sperm concentration (SC) and total sperm count (TSC), and their modification by fertility and geographic group.[/FONT][/COLOR][COLOR=#333333][FONT=Arial] “In this comprehensive meta-analysis, sperm counts whether measured by SC or TSC declined significantly among men from North America, Europe and Australia during 1973–2011, with a 50–60% decline among men unselected by fertility, with no evidence of a ‘leveling off' in recent years,” the authors concluded. [/FONT][/COLOR] [B]Reference[/B] [LIST=1] [*]Levine H, Jørgensen N, Martino-Andrade A, et al. Temporal trends in sperm count: a systematic review and meta-regression analysis. [I]Hum Reprod Update. 25 July 2017. [URL="https://academic.oup.com/humupd/article-lookup/doi/10.1093/humupd/dmx022#93886201"]https://doi.org/10.1093/humupd/dmx022[/URL][/I] [/LIST] [/QUOTE]
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Testosterone Replacement, Low T, HCG, & Beyond
Clomid for PCT, fertility or low T
Sperm counts significantly declining in men from North America, Europe
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