[The effects of Christmas on health].
D001835:Body Weight; D002562:Ceremonial Behavior; D005502:Food; D017408:Guidelines as Topic; D006262:Health; D006693:Holidays; D006801:Humans; D008660:Metabolism; D036801:Parturition; D012621:Seasons; D012725:Sexual Behavior; D014925:Wit and Humor as Topic