It is apter to catch a cold that the man lacks estrogen

It is apter to catch a cold that the man lacks estrogen
Men are more fragile than women in front of cold. One of Canada discover this woman's immune system stronger than male possession newly.

The researcher says, women's estrogen will let the responses of people after ill be comparatively gentle. The scientist still finds, female hormone contributes to stimulating women's immunity, help the human body to keep the virus such as influenza outside of the door on the first line of defence. The male immune system is not so strong as women, so is easier to infect by virus.

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