Calculators
Ovulation calculator: Figure out your most fertile days
hCG calculator: How to track your hCG levels at home
Pregnancy test calculator: Figure out when a pregnancy test is most accurate
Period calculator: Predict when your next period will arrive
Pregnancy due date calculator
IVF and FET Due Date Calculator
Due Date by Ultrasound Calculator

Jan Multmeier, PhD
Cognitive scientist, director of clinical strategy, Patient21, Germany
Jan Multmeier, PhD, is a cognitive scientist and expert in health economics. He explores how patients and health care providers make decisions under uncertainty, how digital tools can help patients and physicians make better decisions, and how these tools impact health and economic outcomes.