Those who never could agree together, shed tears when mutual discontent has determined them to final separation; of a place which has been frequently visited, though without pleasure, the last look is taken with heaviness of heart.... (firstthings.com)
Also there is a growing feeling of heaviness in the abdomen and a shortness of breath. (infobaby.org)
It allows for a smooth mouth feel without heaviness. (canolainfo.org)