Please take a moment to read this message

Please don't rush through the questionnaire. Take time to fill it out so that you don't miss out on something important.

In case of any doubt, feel free to check for more information on the Internet. You have to be absolutely sure that you DON'T have the symptom before moving on to the next question.

These questions are related to your hormones. So, some questions can be embarrassing. Please answer the questions honestly.

Please select your gender (some questions are gender specific):