2. They May Assist Immunity
Plants are truly your friends and can even help protect you against certain illnesses, according to TreeHugger.com. Plants increase the humidity indoors through a process called transpiration, which is “a gift” during the drier months, adds the source.
The source cites a study by the Agricultural University of Norway that shows adding additional healthy plants indoors can reduce your chance of developing a cold, sore throat or a dry cough. Apparently, higher “absolute humidity” may help wipe out the spread of the flu virus, notes the article.