Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

For a complete list of videos, visit our video library