1 educational technology as technological tools and media that assist in the communication of knowledge, and its development and exchange.  educational technology for learning management systems (LMS), such as tools for student and curriculum management, and education management information systems (EMIS)
what is the duration of hemorrhoids Natural recovery time Depending on the type: Some hemorrhoids can disappear within a few days while some more severe ones may last for weeks.
Hemorrhoids are swollen veins located around the anus or in the lower rectum. About 50 percent of adults experienced the symptoms of hemorrhoids by the age of 50. Hemorrhoids can either be internal or external. Internal hemorrhoids develop within the anus or rectum. External hemorrhoids develop outside of the anus. Hemorrhoids are also known as piles. External hemorrhoids are the most common and most troublesome. Hemorrhoids cause pain, severe itching, and difficulty sitting.