3 ms·

Humming increases NO as well. Maybe you should hum after taking Listerine for a while? I thought one of Listerine's main (unwritten) selling points was that it

by storus 1y ago

Humming increases NO as well. Maybe you should hum after taking Listerine for a while? I thought one of Listerine's main (unwritten) selling points was that it helps with sex (smell, prophylaxis for STIs).