Human cells make up only 43% of the body’s total cell count. The rest are microscopic colonists.
Understanding this hidden half of ourselves – our microbiome – is rapidly transforming understanding of diseases from allergy to Parkinson’s.
The field is even asking questions of what it means to be “human” and is leading to new innovative treatments as a result.
“They are essential to your health,” says Prof Ruth Ley, the director of the department of microbiome science at the Max Planck Institute, “your body isn’t just you”. Read more.