What is nail fungus? Causes, symptoms and effective solutions

Nail fungus (medically known as onychomycosis) is one of the most common nail diseases that affects both toenails and fingernails. It is an infection caused by dermatophytes, yeasts, or molds that feed on keratin, the main structural material of the nail. In Lithuania This problem is particularly relevant due to the humid climate, public swimming pools, sports clubs, and the use of closed footwear for most of the year.

Nail fungus is not just an aesthetic problem – if left untreated, it can progress, causing pain, nail deformation, unpleasant odor and even secondary bacterial infections. This article explains in a clear and structured way what nail fungus is, how to recognize it, why it occurs and what solutions are considered the most effective in 2025. At the end of the article, you will also find practical advice on where to look for reliable solutions, including light therapy devices offered by

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What is nail fungus (onychomycosis)?

Nail fungus is a chronic infectious nail disease that affects the nail plate, nail bed, and surrounding tissues.

Key facts:

• Most often affects the toenails;
• Spreads slowly but progresses without treatment;
• It can infect other nails and skin.

Medical literature indicates that onychomycosis accounts for up to 50% of all nail diseases. Based on PubMed According to published data, about 10–12 million people worldwide experience it at least once in their lives, and for people over 60 years of age, this number exceeds 20 million.

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What are the main symptoms of nail fungus?

Short answer:
Symptoms of nail fungus appear gradually, from discoloration to nail deformation.

The most common signs:

• Nail discoloration (yellow, brownish, white);
• Thickening and brittleness of the nail;
• Separation of the nail from the nail bed;
• Unpleasant smell;
• Discomfort or pain when putting on shoes.

In the early stages, symptoms are often ignored, which leads to treatment being started too late. Dermatologists emphasize that early diagnosis significantly increases the success of treatment.

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Why does nail fungus occur?

Short answer:
Nail fungus occurs when conditions are favorable for fungal growth.

Main reasons:

• Humid and warm environment;
• Long-term wearing of closed footwear;
• Public places (swimming pools, saunas, sports clubs);
• Weakened immunity;
• Microtrauma in the nail area.

According to the European Dermatological Associations, people who exercise and sweat a lot are at higher risk. This is especially true in Lithuania in autumn and winter.

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How does nail fungus develop in stages?

Short answer:
Nail fungus develops gradually - from a slight change in the nail to its complete destruction.

Stage	Description	Consequences
Initial	Small spot of color	Often overlooked
Medium	Thickening, brittleness	Aesthetic changes
Advanced	Deformation, separation	Pain, infections

At this stage, treatment becomes longer and more complex.

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Is nail fungus dangerous to health?

Short answer:
Yes, especially if the infection is ignored for a long time.

Risks:

• Chronic infections;
• Bacterial complications;
• Complications in patients with diabetes mellitus;
• Spread of infection to family members.

The World Health Organization (WHO) emphasizes that fungal infections should not be underestimated, especially in older people.

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What treatments are considered the most effective in 2025?

Short answer:
The most effective results are achieved with complex treatment.

The most common solutions:

• Topical antifungal agents;
• Oral medications (only under a doctor's supervision);
• Light therapy (LED/laser);
• Preventive hygiene measures.

Scientific studies show that light therapy can inhibit the growth of fungus without systemic effects on the body (source: PubMed, 2023).

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How is nail fungus treatment applied in Lithuania?

Short answer:
In Lithuania, non-invasive solutions combined with daily care are increasingly being chosen.

Local market insights:

• The demand for home appliances is increasing;
• Consumers are looking for alternatives to medications;
• Light therapy is considered a safe preventive measure.

You can find light therapy solutions in Lithuania stokas.lt, which offers CE certified, European standard compliant devices for nail and skin care.

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How to protect yourself from nail fungus in everyday life?

Short answer:
Prevention is easier than treatment.

Recommended actions:

1. Dry your feet and nails regularly;
2. Change socks daily;
3. Avoid walking barefoot in public places;
4. Disinfect footwear;
5. Monitor nail changes and respond early.

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Frequently Asked Questions (FAQ)

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Conclusions

Nail fungus is a common but often underestimated disease that can have serious health consequences. Early recognition of symptoms and comprehensive treatment significantly increases the chances of success. In Lithuania, more and more attention is paid to non-invasive solutions, such as light therapy. Proper daily care and prevention help prevent recurring infections.