JUVENOLOGY CLINIC

THE JUVENOLOGY JOURNAL

Evidence-led perspectives on skin health, medical aesthetics and longevity from our nurse-led clinic. Clear explanations of what treatments can and cannot do, what the research shows and what to ask before you decide.

Illustrative monochrome close-up of a woman's forehead, brows and eyes

Forehead Lines and Frown Lines: Causes, How to Reduce Them and Your Options

Why do forehead and frown lines form? A clear guide to dynamic and static lines, the muscles that move your brows, what skincare can and cannot do, how treatment options compare and what a careful upper-face consultation in Maidstone involves.

May 1216 min read

BROWSE BY SUBJECT

NEW IN THE JOURNAL

LATEST STORIES

Our most recent guides, newest first.

Microneedling Before and After: What Results Can You Expect?

Considering microneedling in Kent? This guide covers realistic before-and-after results for texture, fine lines and acne scars, the results timeline, how many sessions people have, how long results last and how to judge before-and-after photos.

2 days ago12 min read

HIFU vs RF Microneedling: Which Is Better for Skin Tightening?

HIFU or RF microneedling? Both use heat to remodel skin, but they deliver energy differently. This guide compares treatment depth, evidence, recovery and risks, and explains which suits facial laxity and which suits acne scars and texture.

3 days ago14 min read

Black-and-white photo of a woman gently touching her cheek as she applies skincare.

The Skin Barrier and Skin Microbiome: What They Mean for Persistent Skin Problems

What does the skin barrier do, and how do you know if it's damaged? A clear guide to the skin barrier and skin microbiome, how to support irritated skin, what microbiome skincare research really shows, and when persistent skin problems need a closer look.

4 days ago14 min read

LONGEVITY & HEALTHY AGEING

THE LONGEVITY EDIT

Sleep, testing and the science of ageing well: practical, evidence-led reading on how to protect your long-term health.

Woman relaxing with her eyes closed, calm and rested

How to Sleep Better: The Science of Sleep, Recovery and Healthy Ageing

Oct 2038 min read

Longevity Tests in the UK Compared (2026): Blood Tests, Biological Age and Memberships

Oct 1824 min read

Monochrome illustrative portrait of women of different adult ages

Biological Age Tests: How They Work, How Accurate They Are and What the Science Shows

Oct 1128 min read

SKIN SCIENCE

UNDERSTANDING YOUR SKIN

How skin changes with age, hormones and lifestyle, and what the evidence says about caring for it.

Close-up of a woman with clear, healthy skin and freckles

Acne Scars: Types, Treatments and Realistic Results

A clear, evidence-based guide to acne scars: how they differ from flat marks, the main scar types, how microneedling, lasers, subcision, peels and other treatments compare, realistic results, risks, costs and NHS access.

Oct 1733 min read

Monochrome still-life illustration of coffee, sugar cubes and a teaspoon

Sugar and Skin Ageing: What Skin Glycation Does and What Actually Helps

What is skin glycation, and does sugar age your skin? A clear guide to how sugars stiffen collagen, what the human research does and does not show, whether glycation can be reversed, sensible NHS sugar advice and how to judge anti-glycation claims.

May 912 min read

Woman with glowing, hydrated skin, close-up portrait

Perimenopause Skin Changes: Dryness, Acne, Sensitivity and What Helps

Dry, itchy or sensitive skin, new breakouts or flushing? A practical guide to skin changes around perimenopause: what may be behind them, a simple skincare routine, what HRT and supplements can and cannot do, and when to see a GP.

Apr 619 min read

FREE GUIDE

NOT READY TO BOOK YET?

Why does a treatment work for one person and not another? Our free guide, The Secrets of Anti-Ageing, explains why creams can only do so much, what really changes as your face ages, and how to choose the treatments that suit you.

20 pages covering every treatment we offer, with a two-minute mirror check and a worksheet to bring to your consultation.

GET THE FREE GUIDE

Cover of The Secrets of Anti-Ageing, a free guide from Juvenology

AESTHETIC TREATMENTS

TREATMENTS EXPLAINED

What each treatment is, what it can and cannot change, and what to ask before you book.

Illustrative monochrome photograph of a laser hair removal appointment with protective eyewear.

Laser Hair Removal: A Complete UK Guide (2026)

How laser hair removal works, who it suits and what results are realistic. Covers lasers versus IPL, darker skin and light hair, sessions, side effects, aftercare, costs and choosing a clinic, with Juvenology's approach in Maidstone, Kent.

Oct 1834 min read

Woman with healthy, glowing skin and softly defined cheeks

Cheek Fillers: A 2026 Guide to Results, How Long They Last, Safety and Costs

An evidence-led guide to cheek fillers: how the midface is built and ages, how hyaluronic acid filler works, what it can and cannot achieve, how long it lasts, the risks to know, alternatives and what treatment costs in Kent.

Oct 1629 min read

Woman with long wavy brown hair smiling softly at home

Is Profhilo Worth It? Benefits, Limits, Cost and What to Expect

Is Profhilo worth it? What the studies show about hydration and elasticity, who it suits and who it does not, sessions, side effects, how long results last and the £250 session price at Juvenology in Maidstone.

Oct 910 min read

THE ARCHIVE

EVERY ARTICLE, BY SUBJECT

2 3

OUR EDITORIAL APPROACH

WRITTEN IN CLINIC

The Journal is written by the Juvenology team and led by Marina Kostadinova-Yankova, our founder and lead practitioner. Marina is an NMC-registered, JCCP-verified nurse with more than 25 years in nursing, a background in cardiac care and an Executive MSc in Longevity.

Each guide sets out what the evidence shows, where it is limited and when a treatment may not be right for you. Articles are for general information and are not a substitute for a personal consultation.

Meet Marina

THE JUVENOLOGY JOURNAL

Forehead Lines and Frown Lines: Causes, How to Reduce Them and Your Options

LATEST STORIES

Microneedling Before and After: What Results Can You Expect?

HIFU vs RF Microneedling: Which Is Better for Skin Tightening?

The Skin Barrier and Skin Microbiome: What They Mean for Persistent Skin Problems

THE LONGEVITY EDIT

How to Sleep Better: The Science of Sleep, Recovery and Healthy Ageing

Longevity Tests in the UK Compared (2026): Blood Tests, Biological Age and Memberships

Biological Age Tests: How They Work, How Accurate They Are and What the Science Shows

UNDERSTANDING YOUR SKIN

Acne Scars: Types, Treatments and Realistic Results

Sugar and Skin Ageing: What Skin Glycation Does and What Actually Helps

Perimenopause Skin Changes: Dryness, Acne, Sensitivity and What Helps

NOT READY TO BOOK YET?

TREATMENTS EXPLAINED

Laser Hair Removal: A Complete UK Guide (2026)

Cheek Fillers: A 2026 Guide to Results, How Long They Last, Safety and Costs

Is Profhilo Worth It? Benefits, Limits, Cost and What to Expect

EVERY ARTICLE, BY SUBJECT

Microneedling Before and After: What Results Can You Expect?

HIFU vs RF Microneedling: Which Is Better for Skin Tightening?

The Skin Barrier and Skin Microbiome: What They Mean for Persistent Skin Problems

Lip Filler Styles: The Complete Guide to Russian, Classic, Natural and Defined Lips

Crepey Skin Treatments in Kent: What Actually Works

Copper Deficiency: Symptoms, Causes, Zinc Supplements and When to Get Tested

Body Sculpting in Kent: Comparing Non-Surgical Body Contouring Treatments

Medical Aesthetics in the UK: Evidence-Based Trends in Skin Health and Non-Surgical Treatments

How to Choose a Skin Clinic in Maidstone: Qualifications, Consultations and Questions to Ask

Where to Get Personalised Skincare Advice in Kent: A Guide to Skin Consultations

WRITTEN IN CLINIC