Your nails are more than just a canvas for your favourite polish – they’re actually a great insight into your overall health and wellbeing. These small but significant parts of your body can reveal important clues about nutritional deficiencies, infections, and even serious underlying medical conditions. Knowing what your nails are trying to tell you could be the key to catching health issues early and maintaining healthy feet.


 

Reading the Rainbow of Health Signals

The colour of your nails can provide remarkable insights into your health. Healthy nails typically appear pink with a smooth, consistent tone, but various conditions can cause dramatic colour changes.

Yellow nails are often one of the most common concerns, frequently indicating fungal nail infections that may require professional treatment. In severe cases, laser treatment for fungal nails is an increasingly popular and effective option for those struggling with persistent infections that don’t respond to traditional antifungal medications.

White nails, on the other hand, can signal anaemia or liver problems, while pale nail beds might indicate poor circulation or nutritional deficiencies. Blue or purple nails often suggest circulation issues, which require immediate medical attention.

Texture Changes

The texture of your nails can be equally revealing about the status of your health. Healthy nails should be smooth, strong, and relatively flexible. However, various factors can cause significant texture changes that signal underlying problems. Ridges running vertically along the nail are often harmless signs of ageing, but horizontal ridges can indicate illness, high fever, or severe stress that has temporarily interrupted nail growth.

Brittle, dry nails that crack or split easily can suggest thyroid problems, vitamin deficiencies (particularly a lack of biotin, iron, or vitamin D), or excessive exposure to harsh chemicals, while soft, thin nails that bend easily can indicate hormonal imbalances. Thick, overgrown nails are typically a sign of fungal infections.

Nail Separation

Onycholysis, or nail separation, occurs when the nail begins to separate from the nail bed, creating a white or yellowish area at the tip of the nail. This condition can have various causes, ranging from minor trauma to serious underlying health conditions. Injury from aggressive manicuring, prolonged exposure to water, or even wearing tight-fitting shoes can cause separation. However, fungal infections are one of the most common causes of nail separation.

Painful Toes

Ingrown toenail

If you’re experiencing a sudden pain in your big toe, it could be gout. This is a form of inflammatory arthritis which is caused by a build-up of uric acid crystals in the joints. While it can affect the elbows, knees or wrists, it’s most common in the feet and especially the big toe.

Another cause of pain in the toes is an ingrown toenail, which can cause swelling and inflammation to the side of the nail bed. This occurs when the edge of the toenail grows into the surrounding skin, typically at the side of the nail bed. As the nail continues to press into the soft tissue, it can result in noticeable swelling, redness, and inflammation.

The affected area may also become tender to the touch, and wearing shoes or walking can become incredibly painful. If left untreated, the ingrown nail can break the skin, creating an entry point for bacteria and infection.

When to Seek Professional Help

While minor nail changes are often harmless and temporary, certain signs should be seen to by a professional. Any sudden, dramatic changes in nail colour, texture, or growth pattern should be evaluated by a specialist, and signs of swelling or infection need to be treated straight away to prevent them from getting worse and spreading. Remember that nail changes often reflect other health issues, so addressing problems may require treating other underlying conditions first like diabetes, thyroid disorders, or nutritional deficiencies.

Your nails are constantly growing and changing, and in the process, they can act as an ongoing record of your health. Pay attention to these important signals so you can take proactive steps to maintain your overall wellbeing and catch potential health issues before they become serious problems.


At the Sussex Foot Centre, we offer a range of services to help keep your feet healthy, including chiropody, podiatry, nail surgery and more. Contact us to book an appointment.

We are trusted by our clients

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Just an excellent place overall I would highly recommend not got single bad thing to say. Always a pleasure seeing Jon, Tom and the rest of the team.
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Lee Brandon
18/07/2025
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I'm a keen runner, and Jon's expertise has played a huge part in getting me back running after a few injury setbacks. Since working with Jon and introducing orthotics, I feel so much more confident in my body and have recently completed a marathon and 50k - something that felt a long way off 12 months ago! Jon is extremely welcoming and always takes the time to explain his approach. Highly recommend!
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Richard Strong
20/06/2025
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From the moment I walked into the office, the staff were welcoming and professional. Jon took the time to listen to all my concerns and provided a thorough explanation of my treatment options. I had a complicated tendon injury which required intensive treatment including ultrasound scans, custom orthotics, steroid injections and shockwave therapy. The care I have received has been first class and I felt truly taken care of every step of the way. When I first saw Jon I could barely walk and was in terrible pain but now my foot is healing and the pain has gone. This is thanks entirely to Jon's expert treatment, meaning I have been able to avoid major surgery and I couldn’t be more grateful. Highly recommend this practice to anyone in need of expert podiatric care!
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lisa bartup
12/05/2025
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Very good place for all kinds of podiatry and other foot services. Jon is a fantastic podiatrist and clinican, made me personalised orthotics for my terribly flat feet and still provides me with chiropody services for my feet. Elaine on reception very friendly and remembers my name. Thanks again Sussex Foot Centre and Jon for all the care you have provided me and my feet and are still providing.
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Jen Radford
12/05/2025
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Patient review: Tilly aged 9: I started off with my feet in a pretty bad state with lots of verrucas. It was painful and stopping me doing my football. When I came to see Jon he was funny, good to chat to and explained things to me well. It didn’t even hurt but was tickly! After 3 visits my feet feel much better and I am back to my football. His room is very clean and there is a comfy chair you get to sit on which goes really high. I give him a 5 star review!
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Debbie Jonnes
08/05/2025
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Excellent service! I have found Jon particularly helpful with fitting my orthotics. They have made a huge difference to my previous foot pain! It's great to have foot scans as well. I highly recommend the team here. Everyone is lovely Thank you!
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Adela Hawley
16/04/2025
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We are beyond grateful for Dr. Jon’s kindness and care. My little daughter developed a contagious wart during a trip abroad and felt so shy about it. But from the moment we met Dr. Jon, we knew she was in the best hands. He made every visit fun and easy, and after just a couple of sessions, she’s happier than ever! ☺️ Thank you from the bottom of our hearts, Dr. Jon! We’ll be recommending you and Sussex Foot Centre to everyone!
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Sandra Alvarado
23/03/2025
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Jon has been helpful and honest since day one, excellent service and experience throughout. Would highly recommend!
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Lucy Rosling
18/03/2025
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Can’t tell you how great the service is here. Sorted out my fungal toe issues in a very professional and straightforward way. Can’t recommend Jon and his team enough
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lee gibson
14/02/2025
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