A proverb warning that even a common cold, if neglected, can lead to many other illnesses.
「風邪は万病の元」と言われるから、少しでも調子が悪ければ早めに休んだ方がいい。
They say 'a cold can lead to all sorts of illnesses,' so if you're feeling even a little off it's better to rest early.
医者は毎年冬になると『風邪は万病の元』だから、予防接種や手洗いを徹底してくださいと言う。
Doctors tell people every winter, 'a cold can lead to many illnesses,' so be sure to get vaccinated and wash your hands thoroughly.
祖母は体調が悪い私を見るといつも『風邪は万病の元』と注意してくれる。
When my grandmother sees I'm not feeling well she always warns me, 'a cold can lead to many illnesses.'