Wet, damp hands re-contaminate more easily. The areas most often overlooked are the thumb, wrist, between the fingers and under the fingernails.
Uwezo wa kuishi kwa muda mrefu, makazi yenye wanyama wengi, miingiliano ya karibu ya kijamii na uwezo thabiti wa kuruka ni hali zinazomfanya popo kuwa &apos;mnyama anayeweza kueneza virusi&apos;.