What you are experiencing is not exactly common, but is known.
Corneal edema (swelling) will cause you to be more myopic (nearsighted, shortsighted) and make seeing objects at a distance more difficult. Edema is often irregular, which can make seeing objects at any distance more difficult.
Lasik induced dry eyes can cause or exacerbate edema and can be the source of all or some of the symptoms you describe. Please read our article about
Lasik dry eye treatment.
With your eyes in a temporary compromised state,
Lasik eye strain is not surprising. This can be accompanied with headaches, dizziness, and even nausea.
It is so early in your Lasik recovery that it is much too soon to come to any conclusions about your final outcome. Please read these articles.