Autoimmune diseases affect millions of people worldwide. These conditions occur when a person’s immune system mistakenly attacks their own body tissues.

Signs and symptoms of autoimmune diseases can vary depending on the affected area and severity of the condition. However, there are some symptoms that you should never ignore as they might indicate a serious autoimmune disease.

1. Unexplained Fatigue

Unexplained fatigue is a common symptom in people with autoimmune diseases and is often the first sign of these conditions. You might feel constantly tired or lack energy despite getting enough sleep.

This symptom can be a sign of autoimmune diseases such as lupus, multiple sclerosis, or rheumatoid arthritis.

2. Joint Pain and Swelling

Joint pain is another common symptom in people with autoimmune diseases. You might experience pain, stiffness, and swelling in your joints that interfere with your daily activities.

This symptom can be a sign of autoimmune diseases such as rheumatoid arthritis, psoriatic arthritis, or lupus.

3. Skin Rashes

Autoimmune diseases can cause skin rashes that might appear suddenly or develop over time. These rashes can be itchy, scaly, or painful and can appear on any part of the body.

This symptom can be a sign of autoimmune diseases such as lupus, dermatomyositis, or psoriasis.

4. Digestive Issues

Autoimmune diseases can affect the digestive system, causing symptoms such as stomach pain, bloating, diarrhea, constipation, or acid reflux.

These symptoms can be a sign of autoimmune diseases such as celiac disease, Crohn’s disease, or ulcerative colitis.

5. Hair Loss

Hair loss is a common symptom in people with autoimmune diseases. You might notice thinning hair, bald patches, or sudden hair loss. This symptom can be a sign of autoimmune diseases such as alopecia areata or lupus.

6. Numbness and Tingling

Numbness and tingling in your hands, feet, or other areas of your body can be a sign of autoimmune diseases affecting the nervous system. You might also experience weakness or muscle spasms.

This symptom can be a sign of autoimmune diseases such as multiple sclerosis, Guillain-Barré syndrome, or myasthenia gravis.

7. Fever and Chills

Fever and chills are common symptoms in people with autoimmune diseases. You might experience a low-grade fever or high fever that comes and goes. This symptom can be a sign of autoimmune diseases such as lupus, rheumatoid arthritis, or vasculitis.

8. Dry Eyes and Mouth

Dry eyes and mouth can be a sign of autoimmune diseases such as Sjögren’s syndrome. In this condition, the immune system attacks the glands that produce tears and saliva, causing dryness and discomfort in the eyes and mouth.

9. Chest Pain and Shortness of Breath

Chest pain and shortness of breath can be a sign of autoimmune diseases such as lupus or scleroderma affecting the heart and lungs. These symptoms should be taken seriously and require immediate medical attention.

10. Raynaud’s Phenomenon

Raynaud’s phenomenon is a condition in which the fingers and toes turn white or blue in response to cold or stress. This symptom can be a sign of autoimmune diseases such as lupus or scleroderma.

If you experience any of these symptoms, it’s important to see a doctor. While they might not always be a sign of autoimmune diseases, they should never be ignored.

Early diagnosis and treatment of autoimmune diseases can help prevent further damage to your body.