Dr. Serena H. Chen, a reproductive endocrinologist and fertility specialist, answers the internet's burning questions about fertility, pregnancy, and having children. How do pregnancy tests actually work? Why can IVF be so expensive? What is the process of egg freezing like? Are sperm counts lower than they used to be? Serena answers all these questions and much more.

For more fertility information: http://IRMS.com, @ivf_irms
follow Dr. Serena H Chen. @DrSerenaHChen on Twitter/Instagram

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Fertility Expert Answers Questions From Twitter | Tech Support | WIRED