« previous next »
« previous next »
 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Body plan of an arthropod, as represented by a grasshopper Body plan of an arthropod, as represented by a grasshopper
The U.S. Department of Agriculture offers the SuperTracker tool to help you track, analyze, and plan ... The U.S. Department of Agriculture offers the SuperTracker tool to help you track, analyze, and plan ...
Plan and Reconstruction Drawing of the house of the Silver Wedding Plan and Reconstruction Drawing of the house of the Silver Wedding
What are the concentrations of Cr?+ and OH after the precipitation process is complete? What are the concentrations of Cr?+ and OH after the precipitation process is complete?
Financial Management 4th Edition (Cengage) Financial Management 4th Edition (Cengage)
Structure of hemoglobin, the oxygen-transporting protein of red blood cells. It consists of four glo Structure of hemoglobin, the oxygen-transporting protein of red blood cells. It consists of four glo
Video: Ear Animation

For a complete list of videos, visit our video library