My HormonologyFeeling lucky? Here’s a giveaway open only to Hormonology newsletter subscribers for a chance to win a $100 Amazon.com e-gift card! (Haven’t signed up yet? It’s free! Simply fill out the subscription form in the left sidebar.)

How to enter: All you need to do is answer one simple question, “How did you hear about Hormonology, The Hormone Horoscope?” For instance, was if from a friend? Through an online search? Another way? Simply reply to the Hormonology newsletter you get in your email inbox and let me know!

Who wins and when: One lucky entrant will be chosen in a random drawing on St. Patrick’s Day—March 17, 2013. The winner will be contacted via email.

Important: All entries must be received no later than midnight (Eastern Time) on March 16, 2013. Please include your name, age, location and the email address where you would like your $100 Amazon.com e-gift card to be delivered.

Good luck!