I give up.

December 8 ... Mason diagnosed with strep.
December 8 ... Addison diagnosed with strep. Vomiting all night.
December 10 ... Payton diagnosed with strep.
December 28 ... Addison diagnosed with strep.
December 28 ... Payton diagnosed with strep. Vomited all night on Christmas Eve.
January 2 ... Kyle diagnosed with strep.
January 18 ... Bethany diagnosed with strep.
January 20 ... Payton diagnosed with strep. No symptoms.

I give up.