| If you cut back, your body shows signs of caffeine withdrawal, like headaches, crankiness and sleepiness. |
| The doctor will also assess the type of sleepiness a person is experiencing, to work out whether sleep apnoea is a possible diagnosis. |
| And at the same time, evidence will appear whether attempted sleep is substantially different from unattempted sleepiness in active subjects. |
| They hold to vigilance, rather than promoting slopey-shouldered sleepiness. |
| The risk is that if highs are followed by lows, sleepiness becomes irresistible. |
| It was associated with excessive sleepiness in those averaging less than 7 hours of sleep per night. |
