Fathers forced to be away from their families for long periods elicit sympathy and even admiration for their sacrifice. But for mothers in the same situation, the reactions are often more complex -- extending to maternal choice and even fitness.
I don't care whether or not obese people are "gross" to watch or kiss. I don't care if they're more expensive to insure or riding zebras in Kenya whilst singing "I've got a lovely bunch of coconuts." They are still people before anything else.