Clogged drains are a generic spouse and children plumbing issue which will cause water backups and unpleasant odors
https://scalar.usc.edu/works/snap/reasons-why-you-need-professional-plumbing-help
Clogged drains are a simple family plumbing drawback that could lead to water backups and unsightly odors. Regular cleansing and the use of strainers can help hinder clogs from forming in the first position.