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reproductive health (2)
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study critique (270)
book review (221)
AI (112)
economics (105)
effective altruism (105)
education (93)
creative writing (91)
debate (89)
forecasting (89)
politics (89)
prediction markets (88)
science (85)
AI safety (79)
media criticism (76)
neuroscience (76)
rationality (76)
psychiatry (73)
psychology (72)
mental health (69)
highlights from the comments (68)
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domain: slatestarcodex.com (1127 posts)
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study critique (270) much more than you wanted to know (30) endocrine disruptors (3) fertility (3) scientific uncertainty (3) reproductive health (2) sperm count (2)

Declining Sperm Count: Much More Than You Wanted To Know

Scott Alexander reviews the evidence for declining sperm counts, discussing major studies, criticisms, and potential causes, while remaining uncertain about the true extent and reasons for any decline.

acx
Feb 17, 2023 4,739 words 156 likes 225 comments Listen · 27 min Read Read Opened Opened
study critique (270) genetics (58) personal reflection (4) psychiatric disorders (4) reproductive health (2)

Confounder Of The Day: How Sexy Your Parents Were

Scott Alexander examines studies linking parental age to psychiatric disorders in children, revealing that the father's age at first child, not at conception, is the key factor.

ssc
Apr 18, 2014 754 words 0 likes 66 comments Read Read Opened Opened
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