• Published on: Apr 30, 2022
  • 2 minute read
  • By: Second Medic Expert

What Is PET Scan ?

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A PET scan (positron emission tomography) is a type of imaging test that uses a radioactive tracer to look for changes in the function of cells and tissues. A tracer is a substance that is introduced into the body to make it easier to see certain areas or organs. The radioactive tracer used in PET scans emits positrons, which are tiny particles that collide with electrons in the body. This creates gamma rays that can be detected by a scanner and used to create images of the inside of the body. PET scans are often used to diagnose cancer because tumor cells typically have higher levels of activity than normal cells. They can also be used to check for treatment response, measure tumor size, and identify new tumors.

PET Scan is a nuclear medicine imaging test that uses a small amount of radioactive material, called a tracer, to look for disease in the body. A PET Scan can show how well organs and tissues are working. It can help find cancer, heart problems, and other diseases. A Positron Emission Tomography (PET) scan is a medical imaging test that helps physicians diagnose and treat diseases. PET scans use a small amount of radioactive material, called a tracer, to help physicians see how organs and tissues are functioning. The radioactive tracer is injected into the patient's body and travels to the organ or tissue being studied. Physicians can then see where the tracer collects on an image of the organ or tissue.

A PET scan is helpful in diagnosing cancer, heart disease, brain disorders, and other diseases. It can also help determine how well treatment is working. PET Scan is an acronym for Positron Emission Tomography. It's a type of medical imaging that uses a small amount of radioactive material to help diagnose and treat medical conditions. A PET scanner creates 3D images of the inside of the body. PET (positron emission tomography) scans use a small amount of radioactive material called a tracer to help doctors see certain areas of the body. The tracer is injected into a vein, and images are taken as it moves through the body.

PET scans are often used to find cancer because tumors absorb more of the radioactive material than normal tissue does. PET scans can also be used to measure blood flow, check how well drugs work, and see how active the brain is. A PET scan is a type of imaging test that uses radioactive tracers to look at the function and structure of organs and tissues in your body. A small amount of radioactive material is injected into your bloodstream and then scanned by a special camera. The camera creates pictures that show where the material has collected. This can help doctors see how well an organ is working or find tumors or other problems.

PET scan is short for positron emission tomography. It's a type of medical imaging that uses a radioactive tracer to look at organ function or tissue metabolism. The tracer is a small amount of radioactive material that's injected into the patient's bloodstream. It collects in organs and tissues, and a scanner detects the radiation emitted as it decays. This information is used to create cross-sectional images of the body that show how the organs and tissues are working. PET scans are most often used to detect cancer because tumors consume more energy than normal tissue and therefore have a higher metabolic rate. But they can also be used to evaluate other problems, such as heart disease, brain function, and joint damage.

PET scanning is a type of nuclear medicine imaging. A small amount of radioactive glucose (FDG) is injected into a vein and images are taken as the glucose moves through the body. Cancer cells use more energy than normal cells and therefore absorb more of the radioactive glucose. This allows tumors to be visualized on the scan. PET stands for Positron Emission Tomography. A PET scan is a medical imaging test that uses a radioactive tracer to look at organs and tissues inside the body. The tracer is injected into a vein, and images are taken as it moves through the body.

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Weekly Health Roundup Newsletter: India’s Trusted Source for Preventive Wellness Insights

Weekly Health Roundup Newsletter: India’s Trusted Source for Preventive Wellness Insights

Health information today is abundant, but not always reliable. With countless articles, social media trends, home remedies and conflicting opinions, individuals often struggle to separate credible medical advice from misinformation. This challenge becomes especially significant in India, where rising lifestyle diseases, nutritional gaps and limited public health awareness create a pressing need for accurate guidance.

The Weekly Health Roundup Newsletter by SecondMedic addresses this gap by offering a clear, expert-driven and accessible summary of everything people need to know about their health each week. Designed for families, patients, caregivers and wellness-focused readers, it transforms medical updates into practical, everyday insights.

 

Why India Needs a Weekly Health Roundup

1. Growing Lifestyle Disease Burden

ICMR and NFHS-5 highlight significant increases in:

  • Diabetes

  • Heart disease

  • Thyroid disorders

  • Obesity

  • PCOS
     

A weekly educational resource empowers individuals to make preventive choices before complications arise.

2. Overload of Health Information

Millions of Indians rely on social media for health advice, leading to confusion and misinformation.
A curated newsletter ensures accuracy.

3. Rising Interest in Preventive Healthcare

People want to understand their bodies better, track health metrics and adopt healthier lifestyles.
The newsletter provides guidance supported by medical evidence.

4. Technological Growth in Healthcare

AI-based tools, wearables and digital monitoring are reshaping healthcare.
Readers learn how to use them effectively.

 

What the Weekly Health Roundup Covers

• Medical Research Summaries

Digestible versions of new findings from:

  • ICMR

  • WHO

  • Lancet

  • NITI Aayog

  • Global medical journals
     

• Nutrition and Lifestyle Guidance

Includes:

  • Balanced diets

  • Myth-busting

  • Portion control

  • Affordable nutrition ideas for Indian households
     

• Chronic Disease Management Tips

Expert insights on:

  • Diabetes control

  • Heart health

  • Blood pressure

  • Hormonal disorders
     

• Mental Wellbeing

Stress reduction, emotional resilience and sleep optimisation tips.

• Fitness Recommendations

Simple routines, mobility tips, strength guidance and step-based activity recommendations.

• Seasonal Health Alerts

Information on:

  • Pollution

  • Heatwaves

  • Monsoon infections

  • Viral outbreaks
     

• Digital Health Education

Guidance on:

  • AI health tools

  • Wearable devices

  • Teleconsultation benefits

  • Remote monitoring
     

 

How SecondMedic Ensures Accuracy and Quality

Expert Verification

Doctors, nutritionists, physiotherapists and mental health specialists review every issue.

Evidence-Based Approach

Content uses:

  • Peer-reviewed studies

  • Real-world health data

  • National and global guidelines
     

Personalised Relevance

Topics are selected based on what Indian families most commonly search, ask or struggle with.

Preventive Care Focus

Instead of addressing illness alone, the newsletter promotes long-term lifestyle improvement.

 

How Readers Benefit

1. Improved Health Literacy

People understand conditions earlier and seek help at the right time.

2. Practical, Actionable Advice

The newsletter offers:

  • Simple diet swaps

  • Daily routine tips

  • Easy-to-follow health habits
     

3. Early Detection Support

By recognizing symptoms and risk patterns, individuals can prevent complications.

4. Better Use of Digital Tools

Readers learn how AI health guides and wearables support monitoring and early intervention.

5. Family-Centered Wellness

Content is relevant to:

  • Children

  • Working adults

  • Elderly individuals

  • Chronic disease patients
     

 

Example Weekly Topics

A sample edition may include:

  • "New Findings on Vitamin D Deficiency in Indian Adults"

  • "How to Interpret Your Blood Sugar Patterns"

  • "5 AI Tools That Improve Home Health Monitoring"

  • "Early Signs of Heart Disease You Shouldn’t Ignore"

  • "Preventive Care Checklist for Busy Professionals"
     

 

Conclusion

The Weekly Health Roundup Newsletter is more than just a health update-it is a practical wellness companion. With expert insights, scientific clarity and personalised relevance, it empowers people across India to make smarter health decisions every week.

By turning complex medical knowledge into everyday guidance, SecondMedic strengthens India’s preventive healthcare movement one newsletter at a time.

 

References

• ICMR - Lifestyle Disease Burden & Research Updates
• NFHS-5 - National Health Indicators & Wellness Trends
• NITI Aayog - Digital Health & Preventive Care Framework
• WHO - Global Wellness & Preventive Healthcare Guidelines
• Lancet - Public Health Research & Behaviour Studies
• Statista India - Digital Health Usage & Reader Behaviour
• EY-FICCI - Health Awareness & Preventive Care Landscape

See all

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