De or het neusademhaling?

The correct Dutch article is:

de neusademhaling

Rule Words ending in -ing: almost always de. See the rule

How to use neusademhaling

the neusademhalingde neusademhaling
this neusademhalingdeze neusademhaling
that neusademhalingdie neusademhaling
our neusademhalingonze neusademhaling
your neusademhalingjouw neusademhaling
every neusademhalingelke neusademhaling
which neusademhaling?welke neusademhaling?
a big neusademhaling / the big neusademhalingeen grote neusademhaling, de grote neusademhaling