Do Jews have to do ablution or any form of wash/hygienic acts before praying or entering synagogue?
Jewish rituals pertaining to ritual purity today primarily involve washing the hands in a particular way, or, in certain circumstances, immersing in a mikveh (a ritual bath – no doubt the original inspiration for the Christian baptismal). Also, prior to the Sabbath (and this is probably more about honoring the Sabbath than ritual purity), one is supposed to bathe, or, at the very least (and bear in mind that these rules were set in a time when most of humanity bathed maybe once or twice a year), should wash their hands, face, and feet. So yeah, on a normal morning, the first thing a Jew does is wash his hands (in fact, it is considered improper to invoke G-d’s name while the ritual impurity of the previous night still rests upon him). He should also wash his face and rinse out his mouth. And it is considered proper to wash one’s hands prior to praying, and after touching any source of impurity (if one touches their shoes, or one’s hair, or any part of the body that is normally covered
