How do i know if the mold on my bathroom walls is dangerous?

Question

I live in a rental home and onthe walls have these spots all over them I put some bleach on one of the spots and it turned white meaning mold. now what do i do. I dont have a lot of $ but have four kids including an infant son whos crib is on the oter side of the wall in ? in my room and there isnt anywhere else tro put his crib, please anyone who has dealt with this personaly or proffesionally please help.

Answer 1

Lots of bathrooms get mold.

Wipe it with water and bleach.50 /50.....

It will kill the mold that's there, and keep it dead for quite awhile.

Answer 2

Boots is 3/4 right.  It's usually caused by high moisture levels. Leave the door open when not in use.

Answer 3

Lab analysis.  Find someone knowledgable at market to advise you on product to get rid of mold.