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Published on: 2/24/2026
Skin hardening can be caused by scleroderma, an autoimmune condition in which excess collagen and blood vessel changes tighten and thicken the skin and sometimes affect internal organs.
There are several factors to consider; medically approved next steps include prompt evaluation by a primary care clinician or rheumatologist with specific blood tests and organ screening, followed by individualized treatments like immune-suppressing medicines, therapies for Raynaud’s, blood pressure control, lung-directed options, physical therapy, and targeted lifestyle changes. See the complete guidance below for urgent warning signs and details that can shape your care plan.
If you've noticed your skin becoming unusually tight, thick, or hard, it's natural to feel concerned. One possible cause is scleroderma, a rare but serious autoimmune disease. Understanding what scleroderma is, why it happens, and what to do next can help you take informed, confident steps toward proper care.
This guide explains scleroderma in clear, practical terms—without unnecessary alarm, but without minimizing its seriousness either.
Scleroderma is a chronic autoimmune condition that causes the body to produce too much collagen. Collagen is a protein that gives structure to skin and connective tissue. In scleroderma, excess collagen builds up, leading to:
The word "scleroderma" literally means "hard skin," but the condition can affect more than just the skin.
There are two main categories:
The exact cause of scleroderma is not fully understood. However, medical research shows it involves three main processes:
Scleroderma is an autoimmune disease. This means the immune system mistakenly attacks the body's own tissues. That immune activity triggers inflammation and collagen overproduction.
Fibroblasts (cells that make collagen) become overactive. Too much collagen causes:
Small blood vessels can narrow or become damaged. This contributes to:
Scleroderma is rare, but certain factors increase risk:
It's important to note: Most people with these risk factors never develop scleroderma.
Symptoms vary depending on the type and severity. Early detection is important.
If you're noticing skin changes or other concerning symptoms, Ubie's free AI-powered Scleroderma symptom checker can help you assess whether your symptoms align with this condition and guide your next steps toward proper medical care.
Scleroderma can be mild or severe. Some people experience only limited skin involvement. Others develop complications affecting major organs.
Potential serious complications include:
The key point: Early diagnosis significantly improves outcomes.
Modern treatment has greatly improved survival and quality of life compared to decades ago.
There is no single test that confirms scleroderma. Doctors use a combination of:
Because scleroderma can affect multiple systems, patients are often referred to a rheumatologist (a specialist in autoimmune diseases).
There is currently no cure for scleroderma. However, treatments can:
Treatment is individualized based on which organs are involved.
These help reduce inflammation and slow tissue damage:
Medical therapy is central—but lifestyle adjustments matter too.
Regular, gentle exercise helps:
While many symptoms develop gradually, seek urgent care if you experience:
These could signal serious complications and require prompt treatment.
Chronic illness can affect mental health. It's common to feel:
Support groups, therapy, and patient communities can make a meaningful difference.
Remember: many people with scleroderma live full, productive lives with proper management.
If you notice:
Don't ignore them.
Taking a few minutes to use a free Scleroderma symptom assessment tool can help you understand whether your symptoms warrant immediate medical attention and prepare you for a more productive conversation with your doctor.
Scleroderma is a complex autoimmune disease that causes excess collagen production, leading to skin hardening and sometimes organ involvement. While it can be serious, medical advances have significantly improved outcomes.
The most important steps are:
Knowledge reduces uncertainty. Action improves outcomes. If you're concerned, start by gathering information—and then speak to a qualified healthcare professional to protect your health.
(References)
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* Capuano C, Iudici M, Riccardi A, Garlatti V, Iannone F. Recent advances in the treatment of systemic sclerosis. J Autoimmun. 2021 Jul;120:102636. doi: 10.1016/j.jaut.2021.102636. Epub 2021 Apr 15. PMID: 33878531.
* Czirják L, Kumánovics G, Nagy Z, Varszegi D, Szekanecz Z, Pócza G. Systemic sclerosis: current concepts of pathogenesis, diagnosis, and treatment. Arthritis Res Ther. 2018 Jul 26;20(1):161. doi: 10.1186/s13075-018-1641-7. PMID: 30041771; PMCID: PMC6060515.
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