The term neighborhood has many meanings and uses. For example, neighborhood can be used to refer to the small group of houses in the immediate vicinity of one's house or to a larger area with similar housing types and market values.he term neighborhood has many meanings and uses. For example, neighborhood can be used to refer to the small group of houses in the immediate vicinity of one's house or to a larger area with similar housing types and market values.
1 doctor weighed in: What causes headaches during sleep? 1 doctor weighed in Want a second opinion? Could be a variety of causes- grinding your teeth in your sleep, what you might have eaten or activities during the day, neck posture on your pillow/pillows, Do you get headaches any other time? If this is repetitive, see a Dr. and hopefully determine the triggers. Would you like to video or text chat with me?
The brain cycles through five distinct phases during sleep: stages 1, 2, 3, 4, and rapid eye movement (REM) sleep. REM sleep makes up about 25% of your sleep cycle and first occurs about 70 to 90 minutes after you fall asleep. Because your sleep cycle repeats, you enter REM sleep several times during the night. During REM sleep, your brain and body are energized and dreaming occurs.