Immune to my morning coffee????

It seems like the more coffee I drink the more immune I become to the strength. Anyone else have this issue? Sometimes i need a jolt to stay awake and coffee just does not do it all the time anymore!

02
    03/06/14
    Comment deleted
    03/08/14
    Yeah but sometimes without it i am a slug so it must be doing something... i like the dark roast extra bold!
    1
    03/08/14
    Comment deleted
    03/09/14
    There is one roast i like called Black Gold Extra bold! LOL!
    1
    About Magen
    Birth: December 31
    On Moms.com since: Sep 14, 2013