rung toc

Chao BS toi dang song va lam viec Canada the tiet rat lanh va nuoc  lanh nhu nuoc da vay nen toc toi rung hoi nhieu neu toi ve viec VN thi toc kg rung nua ,toi phai lam gi ? co nen goi nuoc hoi nong 1 chut co duoc kg ? hay co cach nao khac xin BS chi dum ,cam on nhieu.