- Health problems that can affect nails

Some pathologies manifest themselves through changes in the nails:
- Thyroid disorders : Hypothyroidism or hyperthyroidism can alter their appearance.
- Psoriasis : May cause depressions, thickening, or discoloration.
- Fungal infections : These can cause thickened, deformed, or discolored nails. Antifungal treatment can resolve the problem.
- Bad habits to avoid

Certain daily behaviors are harmful to nail health:
- Use them as tools (to open boxes for example)
- Biting nails or cuticles
- Expose them to repeated shocks
Adopting good practices (regular cutting, cuticle care) helps preserve them.
- Nail aging: a natural process
With age, nails naturally become drier and more fragile. To slow this down:
- Eat foods rich in omega-3 (salmon, walnuts, flax seeds)
- Moisturize your nails and cuticles daily
- Protect your hands from the sun and cold
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