[ad_1] happy The winter is cold. On average two to four times a year, adults have a cold, small children even up to ten times a year. Cold is one of the …
Read More »Physics, chemistry, biology – Why do we catch colds? – SRF mySchool
With colds comes the flu – can vaccination help?
[ad_1] Especially in the beginning, you can easily confuse flu with colds. The difference between flu and cold shows the evolution and severity of the disease. Now, it would be good to …
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