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Can wearables really catch silent atrial fibrillation—and what can’t they do (yet)?
Wearables and patches can uncover silent atrial fibrillation, but they’re not stand-alone diagnoses. See who benefits, what the trials show, AU costs, and how Zelica Health guides you from alert to action.

Dr Duy Dinh
3 days ago5 min read


Ultra-processed foods & healthy living: what does the 2024–25 evidence actually say?
2024–25 reviews and a new RCT suggest processing level matters—UPFs link to worse outcomes, while minimally processed diets aid weight loss even when macros match. Here’s a practical plan to cut UPFs without cooking marathons. Book our 15-minute Pantry Audit for label literacy and a personalised swap list.

Dr Duy Dinh
5 days ago5 min read


Is allergy testing worth it for better sleep and long-term health?
Allergies can quietly ruin sleep and daytime energy. We use targeted skin-prick or blood testing (with Medicare rebates), then build a simple, evidence-based plan to restore nasal breathing and sleep depth. If OSA risk is high, we coordinate testing. Book a same-day Zelica Health telehealth consult.

Dr Duy Dinh
6 days ago4 min read


How Technology is Revolutionizing Healthcare Services
Healthcare technology advancements have reshaped patient care in remarkable ways. One of the most significant changes is the shift from reactive to proactive health management. Instead of waiting for symptoms to worsen, technology enables early detection and continuous monitoring, which can prevent serious health issues. Find out more at Zelica

Dr Duy Dinh
Sep 115 min read


PREVENT vs PCE: what’s the “new heart risk calculator” and could it change your treatment plan?
The AHA’s PREVENT equations are the modern, race-free risk tools that estimate 10- and 30-year total CVD risk—including heart failure. Early data show PREVENT often labels fewer people “high risk” than older PCE scores. Book a PREVENT-based review and leave with a clear, doable plan.

Dr Duy Dinh
Sep 104 min read


Cervical screening, simplified: is self-collection right for me in 2025?
Self-collection is now a first-line option for cervical screening in Australia. Here’s what changed in 2025, who’s eligible, how it works, and how to book.

Dr Duy Dinh
Sep 94 min read


Young-onset bowel cancer: am I at risk, what symptoms should I never ignore, and when do I start screening?
Young-onset bowel cancer is rising, and Australia now starts screening at 45. If you’re 45–49, you can request a free kit; if you’re 50–74, watch for your two-yearly mailout. Know red-flag symptoms, act promptly on positives, and use telehealth to organise kits, referrals and reminders. Book a preventive consult today with Zelica.

Dr Duy Dinh
Sep 74 min read


GLP-1 Medications and Heart Health in Australia: Do They Cut Cardiovascular Risk Beyond Weight Loss?
GLP-1 medicines now go beyond weight loss: semaglutide cut major cardiovascular events by ~20% in people with overweight/obesity and established CVD—even without diabetes. Learn who benefits, side effects, costs in Australia, and how lifestyle still matters. Same-day telehealth cardiometabolic consults available at Zelica.

Dr Duy Dinh
Sep 55 min read


Lung Cancer Screening in Australia: Am I Eligible?
Australia’s national Lung Cancer Screening Program is here. If you’re 50–70 with a 30 pack-year smoking history (current or quit ≤10 years), you may qualify for a free Medicare-funded low-dose CT every two years. We’ll assess your risk, enrol you with the NCSR, and organise the referral.

Dr Duy Dinh
Sep 44 min read


DEXA Body Composition Scan (Australia): What It Is, How It Works, and When to Use It
A DEXA body composition scan measures body fat, visceral fat and lean mass with very low radiation. Learn when it’s useful, what VAT, A/G ratio and ALMI mean, and the pitfalls of DIY scans without medical guidance. Get a doctor-led plan that turns numbers into action. Book a consult and explore our preventive-health subscriptions.

Dr Duy Dinh
Aug 155 min read

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