Really doesnt
Also finding someone to do your workouts or progress with is a great way to have fun at the same time while staying accountable, either for yourself or your partner. Vanessa and I frequent the gym together a lot and she even started training with me at the dojo. Get your significant other involved and you'll likely have less chance of straying from your goals if you're eating a lightly seasoned chicken breast and she/he is eating a quadruple scoop sunday with extra chocolate and caramel sauce.
Dont have a significant other? Or one that's not willing? That's fine, some of the strongest friendships I have developed were with people i trained and grew up through the ranks with, nothing says being a homie like giving/receiving a broken cheekbone then going out for a night on the town afterward. Or you can be normal like everyone else and offer some much needed encouragement during your goals.