If there is odor in the armpits after pregnancy, the most common reasons in daily life are the following: 1, the presence of parametrium in the armpits, not only odor, but also found in the armpits of the phenomenon of lumps, and with the progress of pregnancy lumps are increasing, this is the symptoms of parametrium, it is recommended to keep the local clean can be, if necessary, surgery for treatment, but it is best to do surgery only after the termination of pregnancy 2, fox odor, in the non-pregnant period fox odor is relatively mild, so will not be found, after pregnancy due to the increase in estrogen, so the armpit secretions increased, so there will be this odor situation, it is recommended to keep the local clean, wash with warm water every day, and keep the local dry.