I think you are addicted to smartphone or laptop , causing your both symptoms . Most of software professionals don't know how to work on computer for long time without giving trouble to eyes. While working on computer number of blinking drastically goes down from around 24 per minute to around 8 per minute leading to severe dryness causing burning, eyestrain, blurring of vision & headache. One should try to have normal blinking while working on computer, should look away from screen after every 10 minute , should take rest for 10 minute after every 2 hours& should wear antiglare glass. Software professionals should use lubricating eye drops 4-5 times daily (Systane ultra)&genteal gel once at bed time.

See if you work for long on computer and there is element of sleep deprivation, you tend to have such symptoms. Try refresh tears eye drops 4 times a day. Reduce the contrast and brightness of your laptop. Do visit an ophthalmologist