<human>: How do I prepare for my first colonoscopy?
<bot>: 
1. Make sure to eat a light meal the day before your procedure, and drink plenty of water.
2. Bring someone with you who can provide emotional support during the procedure.
3. Talk to your doctor about any medications or supplements that you are currently taking.
4. Wear comfortable clothing that is easy to move in.
5. Prepare yourself mentally by reading up on what to expect prior to the procedure.