Hacker News new | past | comments | ask | show | jobs | submit login

It probably matters less, but it matters for risk of birth defects: http://articles.latimes.com/2001/jul/23/health/he-25555 and http://www.webmd.com/infertility-and-reproduction/news/20030... and others you can google for.



Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact

Search: