1. By the Disaster Management Act, 2005, the District Collector has been made the Chairman of the District Disaster Management Authority.

2. Disaster has been defined in the Disaster Management Act, 2005.

3. According to this Act, disaster means "devastation, accident and serious incident" caused by natural or man-made causes in any area.

4. Under the Disaster Management Act, 2005, the government has declared the Covid-19 pandemic a disaster.

Symptoms of vitamin B12 deficiency or folate deficiency anemia develop slowly and are similar to those of other types of anemia, such as fatigue, weakness, and pale skin. Vitamin B12 deficiency can also cause nerve damage, the main symptoms of which include tingling, loss of touch, and muscle weakness. Confusion can arise when Vitamin B12 becomes too low. Vitamin B12 deficiency anemia in the elderly can be mistaken for dementia. This happens because of similar symptoms.