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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

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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.

Imaginary Thoracic Lines, Anterior View Imaginary Thoracic Lines, Anterior View
The thymus gland. This gland lies in the mediastinum of the thoracic cavity, just above the heart. I The thymus gland. This gland lies in the mediastinum of the thoracic cavity, just above the heart. I
Position of the lungs within the thoracic cavity; anterior view illustrating regions of the lungs an Position of the lungs within the thoracic cavity; anterior view illustrating regions of the lungs an
Thoracic Arch Thoracic Arch
thoracic 18 thoracic 18
The Lumbar Vertebrae: Superior View of Vertebra The Lumbar Vertebrae: Superior View of Vertebra
Video: Contraction cycle of a sarcomere

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