Stay hydrated. Make sure to keep a jug/bottle of water near you while working & keep drinking sips of water throughout the day.
Make sure you have breakfast & meals on time, that consists of fibre rich whole grains, pulses & vegetables. Also consume plenty of fruits. Keep monitoring your weight.
Stay away from mobile phone, computer & internet after 10pm to ensure a good sleep.
Kindly consult in case of persisting weakness, any other symptoms like fever, headache, cough, abdominal pain, constipation/diarrhea etc.
Health Tips
Avoid consuming energy supplements, protein powders, drugs etc unless prescribed by a qualified doctor.