Why Is Sperm Count Dropping? скачать в хорошем качестве

Why Is Sperm Count Dropping?

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:   / 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:   / scishow   Twitter:   / scishow   Tumblr:   / scishow   Instagram:   / thescishow   ---------- Sources: https://academic.oup.com/humupd/artic... https://www.ucsf.edu/news/2007/03/554... https://academic.oup.com/humupd/artic... https://www.ncbi.nlm.nih.gov/pmc/arti... https://onlinelibrary.wiley.com/doi/a... https://onlinelibrary.wiley.com/doi/a... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.sciencedirect.com/science... https://www.nature.com/articles/s4159... https://www.ncbi.nlm.nih.gov/pubmed/9... https://academic.oup.com/humrep/artic... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.ncbi.nlm.nih.gov/pmc/arti... https://www.ncbi.nlm.nih.gov/pubmed/2... https://academic.oup.com/humupd/artic... https://www.ncbi.nlm.nih.gov/pubmed/2... https://www.ncbi.nlm.nih.gov/pubmed/2... https://www.sciencedirect.com/science... https://news.harvard.edu/gazette/stor... https://www.fertstert.org/article/S00... https://pdfs.semanticscholar.org/831d... https://www.researchgate.net/publicat... http://www.nber.org/papers/w21681.pdf http://newsroom.ucla.edu/releases/cli...