Covishield and Covaxin What do we know about Indian vaccines?

Preliminary data from its 3rd phase of clinical trials indicate that the domestically produced and government-backed Covaxin in India has an efficacy rate of 81%. The use of the Oxford-AstraZeneca vaccine, also known as Covishield, has also been approved in India.

Online classes – Are they really effective?

A term that gained immense popularity especially to the college and school students this year would be Online classes. But are online classes effective ? As to answer this one Lets see the pros and cons of Online classes first.