-Men, and boys who have reached the age of Chinuch (and according to a minority opinion, Women and girls) are obligated to make a minimum of 100 berachos every single day. (Shulchan Aruch w/Mishnah Berurah 46:3, R’ Ovadia Yosef in Halichos Olam Par. Vayeshev 80, R’ Yosef Sholom Elayashiv in Yashiv Moshe)
-This obligation was originally established by Moshe Rabbeinu, but over the years was neglected, and then was reinstituted by Dovid Hamelech in response to a plague during his reign. Rabbeinu Bachai in Kad Hakemach 2, Chidah in S’U Yosef Ometz 50, Sefer Hamanhig 1{[email protected]/Matzav.com Newscenter}
