BBT:How Do You Use Basal Body Temperature To Track Ovulation?

Double board certified OBGYN and REI, Dr. Natalie Crawford, explains basal body temperature and how you can use it to track ovulation when trying to conceive or prevent pregnancy. She discusses ovulation, when BBT doesn't work, and what you should know about wearable devices.

Questions Answered:
How does ovulation work?
What is the follicular phase?
What is the luteal phase?
What symptoms does progesterone cause?
What causes your temperature to rise?
When and how often should you check your temperature?
What is BBT telling you about your cycle?
What is the fertile window?
Can you use wearable to test BBT?
What other factors can affect BBT?