What the Surface of a Healthy Natural Nail Should Look Like
Having smooth, evenly shaped nails with a clear surface can be an indicator of good health. But many nail abnormalities can develop, ranging from harmless changes to more concerning underlying conditions. Knowing what to look for allows you to monitor your nail health.
Anatomy of a Healthy Nail
Before examining abnormalities, it helps to understand the basic anatomy of a normal fingernail:
- The nail plate is the hard, protective surface made of keratin protein layers.
- Underneath is the nail bed containing blood vessels and connective tissue.
- The cuticle is the thin skin surrounding the base and sides of the nail.
- The nail folds are the overhanging skin at the top edges.
- The lunula is the whitish crescent shape at the base.
Signs of a Healthy Nail Surface
The main signs to look for in determining healthy nail plate appearance include:
- Smooth surface - No ridges or grooves
- Uniform thickness - Avoiding pitting, cupping or thinning
- Pink nail bed - With a bit of translucency to see the blood flow
- Pale lunula - Forming a half-moon shape at base
- Little surface debris - From dirt, bacteria or drying products
You can also assess the surrounding skin, cuticles, and nail shape to identify any problems. The nails should feel firm when pressure is applied rather than exhibiting pain or discomfort.
Causes of Surface Abnormalities
While aging causes some nail changes over time, other risk factors can also impact surface appearance and texture:
- Nutrient deficiencies
- Dehydration
- Fungal infections
- Skin disorders
- Chronic diseases
- Medications
- Harsh products or damage
Genetics can make you prone to issues like brittle nails as well. Addressing any underlying causes helps restore nail health from the inside out when possible.
Common Types of Unhealthy Nail Surface Changes
If you notice any deviations in surface appearance, keep an eye out for these common abnormalities:
Ridges
Vertical ridges often start forming in middle age as part of the natural aging process. But unusual onset earlier in life can mean:
- Nutrient deficiency
- Thyroid dysfunction
- Damaged nail matrix
With horizontal ridges, look for potential causes like:
- Trauma
- Psoriasis
- Eczema
- Skin cancer
Discoloration
While bruised nails eventually grow out, take note of:
- Yellowing as a fungal nail infection symptom
- White spots indicating surface damage
- Dark streaks possibly signaling melanoma
Pitting
Small dents or holes in nail plates, especially on multiple fingers, may arise from:
- Psoriasis
- Eczema
- Alopecia areata
- Arthritis
Patchy pitting could come from past injuries to the nail matrix instead.
Brittle Texture
Flaking, peeling or easily cracking nails relate to:
- Aging
- Genetics
- Dehydration
- Overexposure to water
- Mineral imbalance
Using nail hardeners moderately can temporarily strengthen nails prone to weakness.
Onycholysis
Also called nail bed separation, onycholysis appears as a white or yellow gap between the nail plate and nail bed. Causes include:
- Manicures
- Gel polish
- Injury
- Psoriasis
- Thyroid issues
Leaving it alone allows new unaffected nail to grow out. Cleanliness prevents infection in the gap.
Shape Distortion
Look for potential reasons behind:
- Clubbed nails - Lung disease, cardiovascular conditions
- Spoon-shaped nails - Iron deficiency anemia
- Claw-like nails - Poor circulation
Rule out underlying illness when nails curve abnormally, especially if other symptoms present too.
When to Seek Medical Care
Schedule an appointment with your doctor or dermatologist if you experience:
- Discolored streaks under the nails
- Rapid surface changes
- Nail abnormalities plus other concerning symptoms
- Worsening skin or nails after medication changes
- Surface symptoms lasting more than two weeks
Severe nail abnormalities that fail to improve can interfere with everyday activities. Prevent permanent damage by getting them checked promptly when they appear severe or painful.
Diagnostic Steps
To diagnose the underlying cause, the doctor will:
- Ask about your symptoms and health history
- Examine your nails and skin
- Order blood tests if disease is suspected
- Take a nail culture to test for fungal infection
- Perform a biopsy on discolored lesions
With this information, proper treatment steps can be outlined to restore healthy nail regeneration.
Treatment Options
Treatment varies depending on the root cause but may involve:
- Oral or topical medication for infections
- Immune-modifying drugs for autoimmune skin conditions
- Nutrient supplements
- Nail removal surgery if recurrent infections or pain
You can also discuss nail products and tips for protection from injury with your dermatologist.
Protecting Nail Health
While you cannot always prevent abnormalities forming, you can optimize health to reduce issues:
Moisturize Often
Apply a nourishing nail oil like jojoba daily to condition the skin and cuticles. Petroleum jelly also works for very dry nails.
Avoid Harsh Chemicals
Use gentle cleaners and minimize use of products containing alcohol, acetone, and sulfates which can dry and irritate skin and nails.
Wear Protective Gloves
Wear waterproof gloves for wet work and fabric gloves over top to prevent surface damage.
Check Fit on Shoes and Tools
Ensure proper footwear fit to prevent ingrown nails or excessive pressure contributing to deformities or thickening.
Eat a Healthy Balanced Diet
Consume essential nutrients like silica
FAQs
What vitamin deficiency causes nail ridges?
Iron, zinc, biotin, vitamin C, vitamin B12, folate, magnesium, and calcium deficiencies can all contribute to vertical nail ridges. Taking supplements may help smooth ridges if related to a nutrient imbalance.
Can nail surface changes be prevented?
You cannot always prevent nail issues, especially as you age. But optimizing your diet, moisturizing diligently, avoiding damage, and managing diseases can promote healthy nail growth to reduce common abnormalities.
Are ridges in fingernails normal?
Some vertical ridging along the nail plate commonly develops with aging due to slower nail growth. But pronounced, deep, or discolored ridges may indicate an underlying illness and warrant medical attention, especially if other symptoms also present.
How do you fix discolored nails?
The treatment approach depends on the cause. For fungal infections, oral and topical antifungals clear discoloration as the infection resolves. Trauma-related bruising grows out over time. Other pigmentation changes may require ruling out skin cancer with a biopsy first before treatment.
Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional before starting any new treatment regimen.
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