« previous next »
« previous next »
 

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

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.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

An open circulatory system. An open circulatory system.
Venous System Anatomy Venous System Anatomy
Sagittal section of upper respiratory system illustrating the internal anatomy of the nasal cavity, Sagittal section of upper respiratory system illustrating the internal anatomy of the nasal cavity,
Stressing that education reproduces a country’s social class system, conflict theorists point out ... Stressing that education reproduces a country’s social class system, conflict theorists point out ...
Hormones and the endocrine system. Hormones and the endocrine system.
A typical clean-in-place system A typical clean-in-place system
Video: Wound Cultures

For a complete list of videos, visit our video library