How do you Use wait in fallout 3?

X-Box 360: To wait, you need to press the the "Select" button. It is on the left side of the "Guide" button. There will be a meter that appears on your screen to ask you how long to wait.

PS3: To wait, you need to press the "Select" button. It is on the left side of the "PS" button. There will be a meter that appears on your screen to ask you how long to wait.