Crunchyroll has announced that it will begin streaming the English dub of the Cells at Work! anime on September 21, 2021 at 3:00 p.m. PDT. The English dubbed episodes will be available in the following regions: North America, Central America, South America, the Caribbean, Australia, New Zealand, the United Kingdom, Ireland, and South Africa.
The story of Cells at Work! is described as:
This is a story about you. A tale about the inside of your body. According to a new study, the human body consists of approximately 37 trillion cells. These cells are hard at work every day within a world that is your body. From the oxygen carrying Red Blood Cells to the bacteria fighting White Blood Cells, get to know the unsung heroes and the drama that unfolds inside of you.