When a lady goes to the Mikva she has to ensure that there is no Chatziza. Is a prosthetic arm or leg a Chatziza? Is there a difference if the prosthetic is permanent or removable? (source)
Are lice considered a chatzitza, an interruption between the body and an immersion pool (mikvah)? I got asked this question and thought they were not so because they were small and not dense, but I ...
In regards to the dinim of chatzitza by the tevillah of a Niddah the SA (Rema) in YD Siman 198 Sif 6 speaks about an interesting situation where a woman's hair was tied together by a Shin-Daled ...
What are the halachic issues involved in hair dyeing for women? Most importantly, does hair dye constitute a chatzitza for mikvah? Also: are there any communities that forbid hair dyeing altogether? ...