What to do to avoid body ache while studying

What to do to avoid body ache while studying… I hav bodyache when I getup in morning after taking sleep forh 6-7 hours… I am unable to study for next 3-4 hours… Its only after 3-4 hours i feel some energy. During that time i hav myalgia in upper and lower limb

It’s happening with me also… I m never feeling fresh after sleeping for 6- 7 hours. Always tired

Do corona report

Bro corona