The main reasons why ears can feel itchy include:

• Skin conditions like seborrheic dermatitis (dandruff), eczema, or psoriasis which cause redness and intense itching due to inflammation.
• Ear infections, such as swimmer's ear, which cause itchiness along with pain, redness, or warmth.
• Irritation from hearing aids, earbuds, or Airpods due to rubbing, moisture buildup, or allergic reaction to materials.
• Earwax blockage, where impacted wax causes irritation and itching.
• Contact dermatitis caused by exposure to irritants like shampoos, hair dyes, metals, or ear drops.
• Allergies, including food and environmental allergies, affecting the ears.
• Dry skin inside the ears from lack of earwax.

It is important to avoid scratching or inserting objects into the ear to prevent worsening the itch. If there are signs of infection like pain, discharge, or inflammation, or if itching persists, a healthcare provider should be consulted for diagnosis and treatment. Overcleaning the ear can also contribute to itching and impaction of earwax. Proper ear hygiene includes avoiding harsh cleaning and letting the ear self-clean naturally. In summary, itchy ears can be caused by a variety of factors including skin issues, infections, allergies, irritants, and improper ear care. Professional advice is recommended if symptoms persist or worsen.