A CRP test measures C-reactive protein in the blood, which rises when there is inflammation or infection in the body.

When should I take a CRP test?

If you have signs of infection, chronic pain, unexplained fever, or if your doctor wants to monitor a condition, a CRP test is recommended.

What causes high CRP levels?

High CRP levels may result from bacterial infections, autoimmune conditions, inflammatory diseases, or cardiovascular problems.

Do I need to fast for a CRP test?

Fasting is not typically required for a CRP test unless other tests are done alongside it.

Where can I get a CRP test done in India?

CRP tests are available through labs like Thyrocare, which you can access easily via platforms like SecondMedic for home collection.

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Published on: Jul 07, 2025
3 minute read
By: Secondmedic Expert

CRP Test Meaning And When To Do It

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If you’ve recently had blood work or your doctor suspects an infection or inflammation, they may have recommended a CRP test. But what is it? Why is it important? And when exactly should you get it done?

Let’s simplify the medical jargon and walk you through the CRP test meaning and when to do it, especially in the Indian healthcare context.

What Is a CRP Test?

CRP stands for C-reactive protein. It is a substance produced by your liver in response to inflammation in the body.

The CRP test is a blood test that measures the amount of C-reactive protein in your blood. High levels of CRP usually mean there’s inflammation in your body, which could be due to an infection, injury, or a chronic disease like arthritis.

High CRP = Inflammation Alert

This test doesn’t tell you what’s causing the inflammation—it simply tells you that something is wrong, and further testing might be needed.

What Does the CRP Test Detect?

While CRP is a general marker, it is helpful in detecting:

Bacterial or viral infections
Autoimmune disorders like rheumatoid arthritis or lupus
Inflammatory bowel diseases
COVID-19 severity
Heart disease risk (especially with high-sensitivity CRP or hs-CRP)

When Should You Do a CRP Test?

You should get a CRP test done when:

You have fever or chills that won’t go away
You’re showing signs of infection like cough, swelling, or pain
Your doctor is monitoring an autoimmune disease
You’re recovering from surgery or injury
Your doctor is checking inflammation due to chronic disease
You are showing COVID-like symptoms (to assess severity)

Normal CRP Levels:

CRP Level	Interpretation
Below 1 mg/L	Low risk of inflammation
1–3 mg/L	Moderate risk
Above 3 mg/L	High inflammation or infection present
Above 10 mg/L	May indicate serious infection or disease

Note: For heart disease risk, a high-sensitivity CRP (hs-CRP) test is used.

Is Fasting Required for the CRP Test?

No, fasting is not required. You can take the CRP test at any time of day, unless it is being done with other tests that require fasting (like blood sugar or cholesterol).

Lab Tests Packages Including CRP

You can book a CRP test alone or as part of a health package via SecondMedic.com, powered by Thyrocare:

Basic CRP Test

Detects inflammation/infection
Simple blood draw
Home sample collection

COVID Monitoring Panel

CRP, D-Dimer, Ferritin, CBC
Recommended if you have COVID symptoms or are recovering

Inflammation Panel

CRP + ESR + CBC + Liver Profile
For those with chronic fatigue, joint pain, or autoimmune diseases

Lifestyle Tips If Your CRP is High

A high CRP may indicate ongoing inflammation. Along with medical treatment, here are some tips:

Eat more fruits, vegetables, and whole grains
Cut down on sugar and processed food
Include omega-3 rich foods like flaxseed and fish
Exercise regularly
Manage stress and sleep better
Quit smoking and limit alcohol

5 Most Asked Questions About the CRP Test

1. What is the CRP test used for?

CRP tests are used to check for inflammation due to infections, autoimmune diseases, and to monitor treatment effectiveness.

2. What causes a high CRP level?

Infections, chronic inflammation, surgery, injuries, and lifestyle diseases like diabetes and heart disease.

3. Is a CRP test painful?

No. It’s a simple blood test and usually takes just a few minutes.

4. How long does it take to get CRP test results?

Most labs deliver CRP results within 24 to 48 hours.

5. Can CRP levels return to normal?

Yes, with proper treatment and lifestyle changes, CRP levels can go back to the normal range.

Booking a CRP Test Online (Thyrocare via SecondMedic)

Here’s how you can book it:

Go to www.secondmedic.com
Search for "CRP Test – Thyrocare"
Select home sample collection
Enter your location and schedule pickup
Get digital results within 1–2 days

Conclusion

The CRP test is a simple, affordable, and powerful tool to detect inflammation early. Whether you’re dealing with an infection, monitoring a chronic condition, or recovering from illness, this test gives your doctor a clearer picture of what’s happening inside your body.

Don’t ignore signs like unexplained fever, fatigue, or body pain. Get tested.

If you’re wondering about CRP test meaning and when to do it — the answer is simple: whenever inflammation or infection is suspected, this test is your body's alert system.

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Read FAQs

A. A CRP (C-reactive protein) test is a blood test that detects inflammation in your body. It’s used to monitor infections, autoimmune diseases, or heart conditions.

A. You should get a CRP test if you have symptoms like high fever, fatigue, swelling, or suspected infection, or if your doctor is monitoring a chronic condition.

A. A high CRP level indicates inflammation, which could be due to infections, autoimmune diseases (like rheumatoid arthritis), or heart problems.

A. No, fasting is generally not needed for a CRP test. It can be done at any time of the day unless your doctor advises otherwise.

A. You can book a CRP test through diagnostic partners like Thyrocare via SecondMedic.com, with home sample collection and quick results.

Read Blog

How Stress Shows Up on Your Skin

Stress is often seen as an emotional or mental issue. But did you know that your skin is one of the first places where stress becomes visible?

Whether it's a sudden breakout before a big event or itchy patches during tough times, your skin can reflect your mental state more than you realize.

In this blog, let’s explore how stress shows up on your skin, what causes it, and how to manage it.

What Happens to Your Skin Under Stress?

When you're stressed, your body releases a hormone called cortisol. While helpful in emergencies, chronic stress and constant high cortisol can:

Disrupt oil glands
Trigger inflammation
Weaken skin’s protective barrier
Suppress the immune system

These effects show up physically—on your face, arms, back, and even scalp.

Common Skin Signs of Stress

1. Breakouts and Acne

One of the most common signs.
Stress increases oil production, leading to clogged pores and inflammation—causing acne, even if you never had it before.

Tip: Use gentle cleansers and oil-free moisturizers. Don’t touch or pick your skin.

2. Dry and Flaky Skin

Your skin’s ability to retain moisture drops when you’re under pressure.
It may feel tight, rough, or itchy, especially in cold weather or air-conditioned rooms.

Tip: Use ceramide-rich moisturizers and drink enough water daily.

3. Itchy Rashes or Hives

You may develop red, itchy bumps or blotches—commonly known as stress hives.
These happen when histamine is released in response to stress.

Tip: Apply aloe vera gel or calamine lotion. Consult a dermatologist if it persists.

4. Premature Aging

Stress affects collagen production.
This can lead to fine lines, dull skin, dark circles, and sagging—even if you're in your 20s or 30s.

Tip: Get 7–8 hours of sleep, and use products with vitamin C and retinol.

5. Exacerbation of Chronic Skin Conditions

Stress doesn’t just cause new problems—it also worsens existing ones:

Eczema: Red, itchy patches
Psoriasis: Thick, scaly patches
Rosacea: Flushing, redness, and visible blood vessels

Tip: Avoid spicy foods, alcohol, and harsh skincare products during flare-ups.

How Lifestyle Affects Skin During Stress

Apart from hormones, your habits also change during stress:

You may sleep less
Eat more junk food
Forget to hydrate
Skip skincare routines

These lifestyle shifts amplify the skin issues caused by internal stress.

Natural Ways to Manage Stress-Related Skin Problems

1. Practice Mindfulness

Even 10 minutes a day of breathing, yoga, or meditation can reduce cortisol levels.

2. Stay Consistent with Skincare

Gentle cleanser
Hydrating serum or moisturizer
Sunscreen (even indoors)

Consistency helps your skin stay resilient.

3. Eat Skin-Friendly Foods

Omega-3s from walnuts or fish
Vitamin C from citrus fruits
Zinc from pumpkin seeds

These help calm inflammation and support collagen.

4. Prioritize Sleep

Poor sleep increases cortisol and makes skin look dull and tired.

Aim for at least 7 hours per night.

Tests to Consider if Skin Issues Persist

If your skin problems are chronic or worsening, you may want to test:

Cortisol levels
Thyroid function
Vitamin D and B12
Allergy panel (IgE test)

You can book these tests from SecondMedic.com, which partners with top labs like Thyrocare for home collection and fast results.

Conclusion

Stress isn’t just a feeling—it’s a full-body experience. And your skin often becomes the first visible sign that something's off inside.

Now that you know how stress shows up on your skin, pay attention to the signs, care for your skin gently, and work on managing stress from the inside out.

Remember: Healthy skin starts with a healthy mind.

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