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Eczema: Causes, Flare-Ups and Treatment Options

Living with eczema can mean coping with dry, irritated skin that flares without warning. Many people experience periods where their skin settles, followed by sudden flare-ups that disrupt sleep and daily life. The reassuring news is that eczema is common and manageable with the right treatment plan.

What Is Eczema?

Eczema is a chronic inflammatory skin condition that causes dry, irritated and itchy skin. The most common form is atopic eczema, which often begins in childhood but can continue into adulthood or develop later in life.

Atopic eczema frequently runs in families and is associated with other atopic conditions such as asthma and hay fever. It can affect people at any age and commonly involves the face, hands, neck, elbows and knees, although it may appear anywhere on the body.

According to the NHS, atopic eczema is a long-term condition that tends to flare up periodically and then improve. It is not contagious and cannot be passed from one person to another.

Why Does Eczema Flare Up?

Eczema usually follows a pattern of remission and flare. Symptoms may improve for weeks or months before returning. Understanding why this happens helps patients manage their condition more effectively.

A Weakened Skin Barrier

In eczema, the outer layer of the skin does not retain moisture effectively. This weakened barrier allows water to escape and irritants to enter more easily. As a result, the skin becomes dry, sensitive and prone to inflammation.

Immune System Overreaction

Eczema involves an overactive immune response within the skin. When triggered, the immune system releases inflammatory chemicals that cause redness, swelling and itching. This inflammation is responsible for many of the symptoms experienced during an eczema flare-up.

Common Triggers

Several environmental and lifestyle factors can trigger or worsen eczema:

  • Soaps, detergents and fragranced products
  • Cold, dry or windy weather
  • Emotional stress
  • Allergens such as dust mites
  • Sweating or overheating

NICE guidance highlights the importance of identifying and reducing exposure to triggers as part of long-term management.

Symptoms to Look Out For

Eczema symptoms vary between individuals but commonly include:

  • Dry, rough or cracked skin
  • Persistent itchy skin
  • Red, inflamed patches or darker areas on deeper skin tones
  • Thickened skin caused by repeated scratching
  • Oozing or crusting during more severe episodes

Itching can be particularly distressing and may interfere with sleep. Sleep disturbance can affect mood, concentration and overall wellbeing; especially in children. Changes in the skin’s appearance can meaningfully affect confidence and self-esteem.

The British Association of Dermatologists provides detailed patient information outlining the typical features of eczema and the importance of early treatment.

How Is Eczema Treated?

Effective eczema treatment focuses on repairing the skin barrier, reducing inflammation and preventing flare-ups. Treatment plans are tailored to the severity and pattern of symptoms.

Emollients

Emollients are moisturisers that protect and restore the skin barrier. They should be applied regularly, even when the skin appears clear. Consistent use helps reduce dryness, protect against irritants and lower the risk of flare-ups.

NHS and NICE guidance emphasise that emollients are the foundation of eczema management.

Topical Corticosteroids

Topical corticosteroids are anti-inflammatory creams used during flare-ups. They reduce redness and itching by calming the immune response in the skin. When used appropriately under medical supervision, they are safe and effective.

The strength of treatment is matched to the severity and location of eczema. Clear instructions help prevent both overuse and under-treatment.

Steroid-Sparing Treatments

In selected cases, topical calcineurin inhibitors may be prescribed. These reduce inflammation without using corticosteroids and are often suitable for sensitive areas such as the face or eyelids.

They are typically considered when eczema does not respond fully to standard creams or where repeated steroid use is required.

Systemic Treatments

For more severe or widespread eczema, oral or injectable treatments may be recommended under specialist supervision. These therapies act on the immune system more broadly and are reserved for persistent or complex cases.

NHS guidance supports escalation of treatment when eczema significantly affects quality of life or fails to respond to topical therapy.

If your symptoms remain difficult to control, our consultant-led eczema treatment service offers personalised care plans based on the latest clinical evidence.

When to Seek Specialist Dermatology Care

Many mild cases of eczema can be managed in primary care. However, specialist assessment may be appropriate if you experience:

  • Frequent or severe eczema flare-ups
  • Symptoms not improving despite prescribed creams
  • Recurrent skin infections
  • Diagnostic uncertainty
  • Significant impact on sleep or mental wellbeing

Persistent itching can sometimes indicate poorly controlled inflammation or alternative diagnoses and should not be ignored. You can learn more about causes of chronic itching on our Pruritus page.

If you are unsure whether your symptoms require further evaluation, our experienced dermatology team can assess your skin in detail and recommend an appropriate treatment plan. Contact us to book an appointment.