A natural short sleeper is someone who sleeps a lot less in a 24-hour period than is expected for people of the same age, without being abnormally sleepy.
Sleep - natural short sleeper
Although each person's need for sleep varies, the typical adult needs an average of 7 - 9 hours of sleep each night. Short sleepers sleep less than 75% of what is normal for their age.
Natural short sleepers are different from...Read more
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Source: ADAM Encyclopedia
Causes of Short-Term and Transient InsomniaA reaction to change or stress is one of the most common causes of short-term and transient insomnia. This... Read more »