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Did you know?
ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.
Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.