Jess & Jenn discuss how to respond when people comment on your appearance. Plus: the “underconsumption” trend; a growing body of research that shows neurotoxin injections (Botox, Dysport, Xeomin, etc.) may limit your ability to empathize; beauty marketers using Reddit to sell their products; Borghese spa mud; and the science of lip-softening balms (like the new one from Eadem).