Author
Articles by Prof. Rajan Iyer
Health guides reviewed and written with the Paheal editorial team.
Why Colon Cancer Is Rising in Young Adults (And the Signs to Watch)
Colorectal cancer is climbing fast in people under 50. Here are the likely reasons, the early…
Alpha-Gal Syndrome: The Tick Bite That Can Make You Allergic to Red Meat
A single tick bite can trigger a delayed allergy to red meat called alpha-gal syndrome. Here's…
Silent Reflux (LPR): The Reflux That Has No Heartburn
A chronic cough, hoarse voice or lump-in-throat feeling can be silent reflux (LPR) — acid…
AI Anxiety: How to Cope When You're Afraid AI Will Take Your Job
Worried artificial intelligence will replace your job? AI anxiety is real in 2026. Here are…
‘Popcorn Brain’: Why Short Videos Wreck Your Focus — and How to Rebuild It
Struggling to focus after endless short videos? It's called popcorn brain. Here's what's…
Falling for a Chatbot: The Mental-Health Side of AI Companions
More people are forming deep bonds with AI chatbots in 2026. Here's what it does to your…
‘Cortisol Face’ Is Everywhere in 2026 — What's Real and What's Hype
Social media blames a puffy face on high cortisol. Here's the science: what 'cortisol face'…
Mouth Taping and ‘Sleepmaxxing’: Safe Upgrade or Risky Hype?
Mouth taping is a viral sleepmaxxing hack in 2026. Does taping your mouth shut at night…
The Vagus Nerve Reset: Breathwork That Actually Calms You Down
The vagus nerve is your body's brake pedal for stress. Here are simple, science-backed ways to…
Japanese Walking: The Interval Walk That's Beating 10,000 Steps
Japanese interval walking — alternating fast and slow — may beat plain 10,000 steps for…
Exercise Snacking: Tiny Movement Breaks That Undo Desk Damage
Too busy to exercise? ‘Exercise snacking’ — short bursts of movement through the day —…
Fibermaxxing: The 2026 Gut-Health Trend Worth Trying (the Right Way)
Fibermaxxing — deliberately eating lots more fibre — is trending for gut health and weight in…
Are Seed Oils Actually Bad for You? A Calm Look at the 2026 Debate
Seed oils are blamed for everything online in 2026. Here's a balanced, science-based take on…
Continuous Glucose Monitors Without Diabetes: Worth It or Hype?
Wearable glucose monitors are marketed to healthy people in 2026. Do CGMs help if you don't…
Microplastics Are in Our Blood: What 2026 Research Says and How to Lower Exposure
Scientists keep finding microplastics in human blood, lungs and even the brain. Here's what…
Early Warning Signs of Diabetes Most People Miss
Did you know 1 in 3 diabetics don’t realize they have the condition? Diabetes often creeps in…
10 Medical Tests Everyone Over 30 Should Consider
This guide covers 10 essential medical tests recommended for adults over 30, explaining why…
7 “Healthy” Foods That Could Be Hurting Your Gut
At Paheal, our nutrition team exposes 7 common "healthy foods" that may be causing bloating,…
Living with Hypertension: Daily Hacks to Keep BP in Check
Hypertension (high blood pressure) affects 1 in 3 adults but often shows no symptoms until it…
The Gut-Brain Connection: How Diet Affects Your Mood
Did you know your gut is home to 100 trillion microbes that communicate directly with your…
Anxiety or Just Stress? A Quick Checklist
We all experience stress—it’s a natural response to life’s challenges. But when does everyday…
At-Home vs. Lab Tests: Which Can You Trust?
The rise of at-home health testing has made diagnostics more accessible than ever—but are…
Plant-Based Diets for Beginners
Switching to a plant-based diet can boost energy, improve digestion, and reduce disease…
AI in Healthcare: 5 Breakthroughs
Artificial Intelligence (AI) is no longer science fiction—it's actively transforming…