Often heralded as the be-all end-all for everything from acne to fine lines to sun damage, retinol is something of a hero skincare ingredient. Even so, it can feel intimidating at times, especially since its efficacy can sometimes come with side effects like irritation and increased sun sensitivity. So, is retinol really something to be afraid of?

Whether you make an appointment with the dermatologist just for emergencies or you're a frequent visitor, there's no hiding the truth that derms work magic on your skin and often come with a hefty price tag. The problem with most in-office treatments is they often require a series of applications, so you'll need to return various times for the best results.

Sure, beauty concerns like breakouts, thinning hair and broken nails are annoying to deal with, but is there more to these issues than meets the eye? In a word, probably. Turns out, what's happening with your hair, skin and nails is often related to other health issues — and lifestyle choices. Here, top derms weigh in on six different beauty problems that may be worth paying a little closer attention to.

I'm the type of girl who almost always chooses a massage over a facial. I mean, I can slather on chemical exfoliators and oils and creams at my own leisure but I can't exactly massage my lower back or get a crick out of my neck without inducing another.

If you're anything like us, then you can't get enough of "Shark Tank." Seriously, we could marathon reruns on our DVR all day long and never get bored watching Mark Cuban and gang invest their dough in some seriously unique brands. Some of the most successful "Shark Tank" products include the Scrub Daddy, a smile face-shaped sponge that cleans both sides of forks, knives and spoons at once, and the Squatty Potty, a toilet stool that makes it easier to poop. (Yes, we're serious.)