After 14 sicknesses in 14 months, I started vitamin D and my immune system has been rock solid, even as people around me cough into the air like animals.
-
-
This Tweet is unavailable.
-
No clue. I’d ask your doctor.
End of conversation
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.