Will writes: Hi Vincent et al, I’m an electrical engineer from England who enjoys your podcast.  Daniel Griffin recently commented that it might be good to be sufficient in vitamin D at the beginning of the…

Roshelle writes: I listen to your videos and I could not find the answer for my clinical question: Is the patient with persistent positive Nasal swab RT-PCR by Quest considered contagious despite the fact that…

Lindsay writes: Dear TWiV Microbes, This is a question for Dr Daniel Griffin, if he’ll entertain the musings of a lab researcher. Since we’ve been hearing that ventilators may not be ideal for treating COVID-19…

Jacque writes: Dr.’s of TWiV, I listened to TWiV 308: The Running Mad Professor this morning. During the discussion, Dr. Solomon and Dr. Racaniello were discussing different causes of encephalitis. Recently there have been a…