Why Is Sperm Count Dropping?

From the creator

Sperm count in Western countries has been dropping for over a hundred years, and scientists have some ideas as to what’s behind this swimmer shortage. Hosted by: Michael Aranda SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at https://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Alex Hackman, Andrew Finley Brenan, Lazarus G, Sam Lutfi, D.A. Noe, الخليفي سلطان, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://academic.oup.com/humupd/article-abstract/23/6/646/4035689?redirectedFrom=fulltext https://www.ucsf.edu/news/2007/03/5541/hot-tubs-hurt-fertility-ucsf-study-shows https://academic.oup.com/humupd/article/19/3/221/725245 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3521747 https://onlinelibrary.wiley.com/doi/abs/10.1111/obr.12282 https://onlinelibrary.wiley.com/doi/abs/10.2164/jandrol.05193 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5034728/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3881654/ https://www.sciencedirect.com/science/article/pii/S1472648315003776 https://www.nature

Published 2018-12-03 · Watch on YouTube ↗
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