Brushing your hair right out of the shower? Applying a hair oil before you blow dry your hair? Using so much dry shampoo your scalp can no longer see the light of day? These are all common hairstyling mistakes we make that can actually wreak havoc on our already-delicate strands. We asked hairstylists to weigh in on some of the biggest hair no-nos they see clients make all the time — and trust us, they did not hold back! Heed their warning for a mane that's way healthier.

A no-nonsense approach (not to mention his model-good looks) has made Keoni Hudoba one of the most popular celebrity trainers around. As one of the chief instructors at Barry's Bootcamp, he's always on-the-move teaching sold-out group classes throughout the city and, just like his female counterparts, he wants to stay looking selfie-fresh. And wouldn't you? Kim Kardashian, Justin Timberlake, Victoria Beckham and Katie Holmes are just a few of Barry's Bootcamp's A-ilst regulars.

And there you have it: The end of 2019. It was another rollercoaster year for the beauty community — and from all the tea spilled and product scandals, to the most exciting launches, we've thoroughly enjoyed all the highs and lows.

2019 saw us through many amazing skin care breakthroughs, from the rise of clean beauty products, to the mass CBD skin care takeover — and we can't say that we weren't impressed.

2019 was a great year for beauty products — we got to see the launches of everything from from a whole host of CBD skin care essentials, to some seriously seamless serum foundations. Of course, new makeup palettes are always particularly exciting, and big brands like Tarte, Pat McGrath, and Anastasia Beverly Hills delivered some options that were nothing short of amazing.