I get up at 6 in the morning and I am at my study table by 8 -all fresh. But after an hour or two I start feeling drowsy. How can I prevent this drowsiness?

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.