6 week old sucking on hand...

Abby • 33 years old. Married to Eric. Mom to 2 boys that are 3 years old and one year old!

Okay ladies are your babies doing this? Have you figured out what it means? We think he has reflux and takes Zantac twice daily. He does this after eating but stops taking the bottle. I have read that it could be him discovering his hands? Please chime in!