Haha well I never heard of that... And still didnt yawn :p maybe ur sleepy rite now :p
yawning isint caused by sleepiness ;)
I agree that it is likely that you would yawn if you saw someone yawn...... Bt no, reading your amitite did not make me yawn....
The effects aren't immediate/ but 75% of people will yawn within the next five minutes of reading this.
I yawned right in the middle of typing that^^^^