Here are the top 5 things I would NEVER do knowing what I do as a dermatologist. 1. Liquid Rhinoplasty: Both for myself and my patients. Many tout these as 'magical' nonsurgical nose jobs, but there is a BIG risk of things going very wrong. 2. Cutting my cuticles: At home or the nail salon, cutting your cuticles can lead to some nasty infections (I've seen it all). 3. Popping a pimple: There are so many reasons not to do this one, but for starters, it causes post-inflammatory hyperpigmentation, which are those dark marks or spots left behind after a pimple heals (& is especially visible in darker skin tones). Often, they can be even more aggravating and distressing than pimples themselves. (I know—it's awful!) 4. Skipping sunscreen: Sunscreen is so important to protect your skin from premature aging and against skin cancer, but only if you're actually wearing it all day, every day! 5. Using Polysporin or Neosporin on a wound: Yes, this may come as a shock, but the reality is it c...