If the science is not there, it's not there. It gets you nothing but discredited to make stuff up. For those who willfully ignore all the plausible answers and instead hype the outrageous one, you are poisoning your own field.
Toe jam is common non-medical term used to describe the 'gunk' that accumulates between the toes. Not all toe jam is the same, however -- and it can result in serious medical issues for some and should not be neglected.