3 ms·
Some places have humid summers and dry winters, and others have more humid winters and dry summers, like the west coast of the US. Flu always seems to be durin
by davidw 7y ago
Some places have humid summers and dry winters, and others have more humid winters and dry summers, like the west coast of the US.
Flu always seems to be during the winter though.
- mixmastamyk 7y agoVitamin D deficiency in winter, close quarters are factors.