Double check your settings, G. My understanding is that if you've turned if off so that others can't tell when YOU'VE read a text, it goes the other way, too (you shouldn't be able to see when THEY'VE read it).
I could be very wrong, but that's my understanding.
ME: 38 BF: 40 T: 10y, no kids, no M (by choice) BD: 7/14/14, BF admits to PA, wants out, lies about new R. 10/1/14: I move out, BF lies about move in with OW 12/4/14: OW confronted, reveals all the lies