Just in time for the season of planes, trains and automobiles, we tracked down the most convenient, multi-tasking and -- more importantly, easily portable -- beauty products.

Short of running through an open fire hydrant or walking really close to stores in the hopes that someone will open the door and blast you with some AC at the exact moment you walk by, it's hard to stay cool in a heat wave like the one that's plaguing the East Coast now. Luckily the beauty industry has a cure for your overheated, red, stressed out, sweaty face: Face mists. We've long been fans of these refreshing spritzes, and if you haven't yet tried one, now is definitely the time.

Click through to find out which products are really worth it.

Emerge from this disgusting winter with your skin looking dewy and healthy. A dermatologist talks us through it, plus all the best products out there, no matter what your budget.

If you, like us, ate and drank yourself into a stupor on Thanksgiving (and the, um, three days afterwards), we're here to tell you: It's only going to get worse over the next month. Puffiness from too much salt and alcohol? Break-outs from sleeping in your makeup? Yep, holiday party season is officially here! Bad diet (hello, Christmas cookie season!), alcohol, lack of sleep, and cold winter air can all do a number on your skin. Masks are a great quick fix--they can deliver a concentrated dose of active ingredients for whatever pick-me-up your skin needs. Whether you're lacking radiance, need some moisture, or want to clear up a break-up, there's a mask for that--and we tried a ton of them.

While I generally use whatever neutral eye shadow and black mascara manages to find its way across my desk, there are a handful of products I use that I will never replace or substitute. One of them is Caudalie's Beauty Elixir.

Animal testing in the cosmetics and beauty industry is still prevalent, despite the effort made by consumers and activists alike to get the practice b

New York fashion week is officially at the half way point, and whether you're running around attending shows, or just staying up too late checking out runway pics online, it's all very stressful. Lack of sleep shows up on your face, and that's the last thing you need during the most fabulous time of the year. We tapped into the brains of some of our favorite dermatologists, aestheticians, and makeup artists to give you some tips for how to fake being bright-eyed and bushy-tailed even when you look like hell. Yes, 9 hours of sleep is ideal, but who has the time when after parties don't start until 11pm? Check out all our pros' tips below, then click through the slide show for some product recommendations.

Some gentler alternatives for your consideration.

While we've been in denial about summer being over, it is. It really is. Now's the time to get your skin ready for--big sigh--winter. While pros generally recommend that you tweak your skin care when the seasons change, a facial is also a great way to combat damage from summer and to prep for the upcoming onslaught of winter. We asked Mathilde Thomas, the founder of one of our fave skin care lines and owner of the uber-luxurious Caudalie Vinotherapie Spa at the Plaza here in New York City, to give us some DIY options for home. Because we can't all run over to the Plaza for a fancy facial or body treatment, can we? So read on for two of Mathilde's recipes--one to fix the mean things you did to your skin over the summer and one to moisturize your whole body once it gets drier and chillier out there: