Michael Rubino offered expert commentary in an article by Homes & Gardens on mold in the bathroom and how to handle it.

A small amount of mold in the bathroom is very common, and generally not a cause for serious alarm. Of course, we would want to get rid of it promptly to keep our bathrooms looking their best, but the moisture from steamy showers, bathtubs, running sinks, and flushing toilets does make the bathroom a prime spot for microbial growth. 

There are various ways you can get rid of black mold when it appears, and methods to remove black bathroom ceiling mold safely, which can often be a problem if there isn't enough ventilation, or if there has been a leak.

We turned to air quality experts to find out if black mold in the bathroom is dangerous and the steps to take if you are concerned about its presence.

Read the full article here:  https://www.homesandgardens.com/solved/is-bathroom-mold-dangerous