Does it feel like no matter how much you clean your hands that there is some grey gunk that shows up mysteriously under your nails? Well, you are not alone.

The grey gunk is actually keratin debris from the underside of the nail, in addition to skin cells from the nail bed. If the dirt under your nails is grey, it is pretty harmless and absolutely normal. However, if the dirt is green in colour it means it's bacteria and you could possibly get infected - this is rare and mostly only happens to women who wear artificial nails for extended periods of time.

First, it was on her lips and now it’s on her nails. Kim Kardashian has officially taken her piercing obsession to the next level. The 36-year-old reality star shared a video on Snapchat of her newly pierced metallic lilac fingernails, which had double gold hoops in them.

Whoever said diamonds are a girl’s best friends was a genius, thinking way ahead of his time. And if you're even remotely like millions of girl out there who have a thing for bling, then you’re going to love this latest K-beauty trend - LED diamond nails.

South Korean manicurist, Eun-Kyung Park, has perfected this sparkly nail trend meant for the party season. She is the same genius who started took over the internet with her shattered glass nail trend. This time around, she has taken her own trend a notch up with LED diamond nails.

As we make our way into winter, it's time to step away from bright summer nail colours to rich berry tones, deep shades of plum and burgundy, noir black and chocolate brown. Holographic nail polishes and subtle shimmers are also major trends this fall/winter.

Check out our gallery for the best nail polish colours you need to be wearing this winter.

Regular nail art is SO 2015. Thanks to Australian artist Roz Borg you can now grow tiny succulents on your nails. Yes, we said grow! This is not nail art; this is straight up gardening happening on your nail beds.

“I had been making real succulent jewellery and wanted to use the same application on something I had never seen baby succulents used on before,” Borg told The Huffington Post “I Googled it and didn’t get any hits on anything, so I went for it.” And so the craziest nail trend was born.

A manicure is a great pick me up. We don’t know what it is, but getting our nails done makes us feel like a million bucks. So then, the disappointment of a chipped manicure only a day or two after it’s done is not exaggerated. Here’s what you should NOT do if you want to stay far away from chipville: