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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Nephrolithiasis. Stones, or calculi, may form in several areas within the urinary tract. When they f Nephrolithiasis. Stones, or calculi, may form in several areas within the urinary tract. When they f
Comet Shoemaker-Levy 9 and Its Encounter with Jupiter Comet Shoemaker-Levy 9 and Its Encounter with Jupiter
The pubic symphysis of the pelvis is useful for estimating age in the adult skeleton. The pubic symphysis of the pelvis is useful for estimating age in the adult skeleton.
Regions of the abdomen and pelvis. Regions of the abdomen and pelvis.
The male pelvis. The male pelvis.
Selected Topical Corticosteroids for Dermatitis and Related Symptoms Selected Topical Corticosteroids for Dermatitis and Related Symptoms
Video: Homologous chromosomes during prophase I - Animation

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