When you get bothered because someone else with a similar due date is bigger than you ("OMG my bump's so small"), and then feel the same when someone else with a similar due date is smaller than you ("OMG my bump's so big").
When you no longer need to worry that an evening nap will mess with your ability to fall asleep at bedtime.
Re: You know you're pregnant when...
When you'd rather go across the room to get something rather than pick an object off the floor.
When you cry because your husband mentioned you're "big" twice in one day.
BFP #2 3/18/19 * EDD 11/25/19* DS born 11/30/19
When you no longer need to worry that an evening nap will mess with your ability to fall asleep at bedtime.
When you can't cross your legs anymore.