Well, there could be many reasons why this could be happening. Poor sleep routine, uneven diet, stress, depression, anxiety, etc. I would suggest you to find the root of the problem. Sleepiness often occurs when you have a poor and uneven eating routine, or when you’re not getting good 8-10 hours of sleep at night. I would also suggest you to consult the problem to professionals. There are many online platforms where you can find career coaches and cover letter writers for hire in UAE that would you help with any and all sorts of problems in your professional life.