Your eyes are dry: You produce tears when yawning. This will improve your vision if your eyes were dry to start with. Try some artificial tears and see if this helps.
Answered 10/27/2015
2.1k views
A doctor has provided 1 answer
A doctor has provided 1 answer
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
9 doctors weighed in across 4 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question