5 Germs You Didn’t Know Are Hiding Under Your Long Nails

Long nails might look stylish and elegant, but they can also be hiding something much less glamorous, germs. Whether your nails are natural, acrylic, or gel-coated, the space underneath them can become a secret home for bacteria and fungi. 

And even washing your hands may not be enough to get rid of them. According to scientists, the longer your nails, the more space there is for germs to stick. Infact, some studies have found dozens of different microorganisms under people’s fingernails, even after proper handwashing.

Here are some germs that could be living under your long nails without you knowing:

MRSA (Methicillin-Resistant Staphylococcus aureus)

This is one of the most dangerous bacteria. It’s a type of staph infection that doesn’t respond to most antibiotics. MRSA can cause serious skin infections and, in severe cases, even affect the lungs or bloodstream. Some studies have found it in nearly half of nail samples tested.

Staphylococcus aureus

You might already have this bacteria on your skin, but when it hides under your nails, it becomes a bigger problem. If it gets into your body through a scratch or wound, it can cause boils, abscesses, or painful skin infections.

Pseudomonas aeruginosa

This one loves moist places, so the area under your nails is perfect. It can lead to nail discolouration (sometimes turning your nail green) and can infect the nail bed, especially if the nail lifts from the skin.

Candida albicans

Candida is a type of yeast that naturally lives in the body, but under the right (or wrong) conditions, it can cause nail infections. Signs include swelling, pain, and thick, damaged nails especially in people with weaker immune systems.

Dermatophytes

These fungi cause fungal nail infections, also known as onychomycosis. The result? Brittle, crumbly nails that sometimes smell bad. They thrive in warm and wet spots, like the area under long nails or fake nails.

Why should you care?

These germs don’t just stay on your hands, they can make you sick. For example, if you bite your nails or scratch your skin, you could give those bacteria a direct path into your body. 

Long nails can also be risky in places like hospitals, where infections can spread quickly. In the past, even some nurses were linked to serious infections because of bacteria hiding under their long nails.

How to Keep Your Nails Clean and Safe

You don’t have to give up long nails but you do need to take care of them. Here’s how:

• Clean under your nails with a soft brush and soapy water, especially after cooking, gardening, or touching public surfaces.
  
• Trim or refill your nails regularly to prevent gaps where germs can grow.
  
• Avoid biting or picking your nails, it opens the skin and invites germs in.
  
• Check your nail salon’s hygiene, make sure tools are properly cleaned.
  
• Let your nails rest sometimes. Go without polish or extensions to allow your nails to breathe.
  
• Moisturise your hands and cuticles to prevent dry cracks where germs can enter.