SumLab Blog

SumLab Blog

Coal Tar vs. Salicylic Acid for Scalp Psoriasis: Which Shampoo Ingredient Should You Use?

by SumLab Editorial Team on Oct 19 2026
Coal tar and salicylic acid do different things for scalp psoriasis. A clear breakdown of when to reach for each — and how Tarsum® and Keralyt® fit.

SumLab Blog

Why Are My Hands Still Dry After Using Lotion? 7 Reasons Moisturizer May Not Be Enough

by SumLab Editorial Team on Oct 12 2026
Hands still dry after lotion? Seven common reasons — from timing to texture to underlying skin conditions — and how to fix each one.

SumLab Blog

How to Heal Dry, Cracked Heels and Help Keep Them From Coming Back

by SumLab Editorial Team on Oct 05 2026
A practical, dermatology-informed routine for dry, cracked heels — including what to change in the shower, what to use, and when to see a doctor.

SumLab Blog

Hand Cream vs. Lotion: Which Is Better for Severely Dry, Cracked Hands?

by SumLab Editorial Team on Sep 28 2026
Cream or lotion — which is better for very dry hands? A dermatology-informed guide to picking the right texture for your skin.

SumLab Blog

Cracked Fingertips That Won't Heal: Why They Keep Coming Back and What to Do

by SumLab Editorial Team on Sep 21 2026
Cracked fingertips that keep returning need more than lotion. Learn why the cracks come back — and how a rich barrier-supporting cream can help.

SumLab Blog

Nummular Dermatitis: Causes, Symptoms, and Care Tips

by SumLab Editorial Team on Sep 17 2024
You might notice coin-shaped red, scaly patches on your arms or legs, often accompanied by intense itching that disrupts your daily routine. These signs could indicate nummular dermatitis, a condition more than just skin irritation. The dryness and inflammation can make even simple tasks uncomfortable, and if left unchecked, fluid oozing and crusting can complicate things further.

SumLab Blog

Spongiotic Dermatitis: Causes, Diagnosis, and Treatment Options

by SumLab Editorial Team on Sep 16 2024
You might face spongiotic dermatitis if you’re dealing with persistent itching, red rashes, and dry, scaly skin. This condition, often known as acute eczema, can be triggered by various factors, from genetic predispositions to environmental irritants. You’ll typically notice coin-shaped patches that can be incredibly uncomfortable and lead to blisters. Understanding the causes and proper diagnosis is essential for managing this condition effectively.

SumLab Blog

The Role of Humidity in Psoriasis

by SumLab Editorial Team on Sep 13 2024
You might not realize it, but the humidity in your environment can significantly impact your psoriasis symptoms. When the air is too dry, your skin may become irritated and flaky, exacerbating the condition. Conversely, high humidity can lead to excessive sweating, which might also trigger flare-ups. Understanding how to balance humidity levels in your home and workplace is vital for effectively managing this chronic skin condition.

SumLab Blog

Perioral Dermatitis: Managing the Healing Phases

by SumLab Editorial Team on Sep 12 2024
When dealing with perioral dermatitis, knowing the healing stages can make a difference in managing the condition effectively. You’ll go through three key phases: regression, relocation, and oscillation. Initially, you’ll notice inflammation and redness start to subside if you stick to a gentle skincare routine and avoid known triggers. But then, things take a turn during the relocation phase, where the affected areas might shift, demanding more attention.

SumLab Blog

Seborrheic Dermatitis Vs Psoriasis: How to Identify and Treat

by SumLab Editorial Team on Sep 05 2024
When you look at seborrheic dermatitis and psoriasis, you might notice they share some overlapping symptoms, but understanding their distinctions is essential for effective management. Seborrheic dermatitis usually targets oily areas like the scalp and face, presenting as greasy scales and itching. At the same time, psoriasis manifests as red, scaly patches that can appear anywhere on your body.

SumLab Blog

Venous Stasis Dermatitis: Causes, Risk Factors & Treatment

by SumLab Editorial Team on Sep 04 2024
You’re probably aware that leg health is vital, but have you ever considered the impact of poor circulation leading to venous stasis dermatitis? This condition arises when weakened valves in your leg veins cause blood and fluid to pool, resulting in swelling, skin discoloration, and persistent itching. The risk factors —ranging from age to lifestyle choices—are numerous, and managing them requires a multifaceted approach.

SumLab Blog

Dry Cracked Hands: Causes and Effective Treatments

by SumLab Editorial Team on Sep 03 2024
You've likely experienced the discomfort of dry, cracked hands at some point, especially during harsh weather or after frequent hand-washing. Your skin feels tight and rough and may even start to flake or bleed. But did you know that certain everyday habits could worsen the problem? Numerous factors are at play, whether it's the soaps you use or how you handle stress.

SumLab Blog

Why Are My Fingers Peeling? Identifying the Root Causes

by SumLab Editorial Team on Sep 03 2024
You've probably noticed your fingers peeling and wondered what's causing it. This issue can stem from dry skin, frequent handwashing, or sunburn. Sometimes, conditions like eczema or psoriasis might be the culprit. If your daily routine involves harsh soaps or prolonged exposure to the sun, you could be damaging your skin barrier without even realizing it.

SumLab Blog

Itchy Palms: Effective Treatments and Prevention Tips

by SumLab Editorial Team on Aug 30 2024
You might wonder why your palms are persistently itchy, and it can be more than just a minor annoyance. There are numerous potential causes, ranging from dry skin and eczema to more serious conditions like diabetes or nerve disorders. Identifying the root cause is essential for effective treatment, but how do you determine what's behind the itch?

SumLab Blog

Can Nail Psoriasis Spread to Other Nails?

by SumLab Editorial Team on Aug 26 2024
When you first notice the signs of nail psoriasis, you might wonder if it can spread to your other nails. It’s a significant concern, considering how bothersome the symptoms can be. While nail psoriasis isn’t contagious in the traditional sense, the inflammation can affect multiple nails over time if not managed properly. Your approach to treatment and care plays an important role in controlling the condition.

SumLab Blog

Is Eczema an Autoimmune Disease? What You Need to Know

by SumLab Editorial Team on Aug 21 2024
You're probably familiar with eczema's persistent itch and discomfort, but have you ever wondered if it's an autoimmune disease? Despite the immune system's significant role in eczema, it's not classified as autoimmune. Instead, it involves immune system dysfunction, leading to chronic skin inflammation. So, what's the difference, and why does it matter for treatment?

SumLab Blog

Dietary Factors Affecting Psoriasis: Foods to Include and Avoid

by SumLab Editorial Team on Aug 19 2024
You’ve probably heard that what you eat can impact your health, but did you know it can substantially affect conditions like psoriasis? Certain foods might worsen your symptoms, while others can offer relief. For instance, fatty foods, processed items, and gluten could worsen inflammation. Conversely, a Mediterranean diet rich in omega-3 fatty acids and antioxidants might help.

SumLab Blog

Facial Psoriasis; Causes, Symptoms & Diagnosis

by SumLab Editorial Team on Aug 19 2024
Facial psoriasis can be challenging to manage, particularly because it affects a visible part of your body. You might notice red, scaly patches forming around your hairline, eyebrows, or forehead. These symptoms often signal an underlying issue where your immune system mistakenly attacks healthy skin cells. While genetic factors and stress are common triggers, understanding the full scope of what causes facial psoriasis and how to treat it effectively is essential.

SumLab Blog

Why Are My Hands So Dry?

by SumLab Editorial Team on Aug 18 2024
You've probably noticed your hands feeling uncomfortably dry. This common issue can stem from various factors, such as frequent handwashing, exposure to harsh soaps and chemicals, or even the weather. Age and genetic predispositions also significantly affect how your skin retains moisture. Understanding the underlying causes is essential to finding preventive measures and treatments.

SumLab Blog

Skin Fissure: Causes & Home Treatments

by SumLab Editorial Team on Aug 15 2024
You might not realize it, but skin fissures can be more than a minor annoyance. These painful cracks often result from dryness, fungal infections, or underlying medical conditions like diabetes. You'll notice symptoms like itching, bleeding, and thickened skin around the affected area. While home treatments and good foot hygiene can help, sometimes, severe cases require medical attention.