@JeremyECrawford Does the temp HP gained every turn by Heroism stack?

— sebastian ferguson (@gaaran00b) January 7, 2016

Temp. hp never stack, unless the feature that gave them says they do. The heroism spell doesn't say they stack. #DnD https://t.co/ALfaudUT47

— Jeremy Crawford (@JeremyECrawford) January 7, 2016