But more than that may cause nervousness, rapid heartbeat, palpitations, sleeplessness, and irritability.
Recurrent asthma symptoms frequently cause sleeplessness, daytime fatigue, reduced activity levels and school and work absenteeism.
Keep in mind that headaches, stomachaches, sleeplessness and rapid heartbeat are all symptoms of anxiety.
His hands shook and his eyes were red with grief and sleeplessness.
He had tried to accommodate himself to me. Yet with two silk-padded quilts he still felt icy cold, suffering sleeplessness till daybreak.
Melancholia, sleeplessness, fears of persecution—he writes to Pepys and to Locke and no doubt to others letters which lead them to think that his mind is deranged.
The very act of concentration seemed to make me more wakeful than ever, and I would pass hours in tormenting sleeplessness.
High levels of dopamine are also associated with norepinephrine, which heightens attention, short-term memory, hyperactivity, sleeplessness and goal-oriented behavior.
“Racing is something you cannot win unless you go through a period of sleeplessness and desperation and develop new technology in a very short period of time,” he says via an interpreter.
