The gemoro and shulchan aruch has much to say about 'vestos', way to find out in advance when one will be a niddah, which rarely work today. There are modern methods which do work: does one have to ...
How absolutely early can a woman undergoing IVF (in vitro fertilization) go to mikvah: is there a limit to the 7 deoraita days or is it even earlier like after five or six days, when she would still ...
If a woman is using birth control pills (after consulting with a rabbi) with a longer-than-one-month cycle, when are her onot perisha? For example, suppose the woman becomes nidda every 3 or 4 months; ...
Is there any reason that a Jewish woman who has permission from her Rabbi to use birth control could not choose a pill that stops her from menstruating? Although certain birth control pills are ...