[header] How to smile more often [title] Practice in front of a mirror. [step] If you want to be really good at something you need to practice, right? Well, smiling is no different. If you're not a person who smiles a lot naturally, you will need to get used to what smiling feels like and learn how to replicate that feeling more naturally. 
Practice by smiling when no one else is around, in the bathroom, in bed, in your car. That way, you will feel less self-conscious.