AstonRx

03/09/2026

You are not hungry because you have no fuel.
You are hungry because you cannot access the fuel you already have.

Body fat is stored energy. It is not decorative. It is not random. It is there as a reserve tank.

The issue for most people is not supply. It is access.

When insulin is chronically elevated and insulin resistance is present, the door to fat burning stays closed. The body keeps asking for quick energy instead of switching to the slow, steady burn that stored fat provides.

Improve insulin sensitivity and everything changes.
Better fuel access.
More stable energy.
Less constant hunger.

Your body is designed to burn fat. We just need to help it get better at it.
Join our next Metabolic Reboot program on Monday to find out how!

02/09/2026

Healthy eating does not have to be all or nothing.

Christmas, Easter, summer holidays, weekends, birthdays, dinners out… life is always going to happen.

The goal is not perfection. It is building a way of eating that is flexible, sustainable and resilient enough to survive real life.

One meal, one celebration or one indulgent day does not undo your progress. What matters most is what you do consistently.

Stop starting over. Build habits you can come back to.

31/08/2026

Aging is not just about time. It is about how you support your body along the way.

Muscle is your metabolic engine.
Strength is your insurance policy.
Nutrition is the signal that tells your body to repair, rebuild and stay resilient.

Without it, we see the slow drift - loss of muscle, reduced mobility, lower energy, and increased risk.
With it, the body adapts - stronger, more capable, and better protected as the years progress.

This is not about aesthetics.
It is about function, independence and long term health.

Start now. Your future body is built by what you do today.

The next Metabolic Reboot program starts Monday. Join us! 💪

30/08/2026

One of the first podcasts we did with this great man - Dr. Andrew Lock

Full episode available at link in bio or by visiting AstonRX.com

28/08/2026

CHOOSE YOUR HARD.

Strength training three times a week is hard.
Prioritising sleep is hard.
Eating in alignment with your circadian rhythms is hard.
Planning, shopping for and preparing fresh, whole foods is hard.

But so is…

* Poor bone density and an increased risk of fractures
* Disrupted energy and unstable blood sugar
* Hormonal imbalance
* Poor gut health
* Insulin resistance
* Chronic inflammation

The choices that protect your health take time, effort and consistency. But so do the consequences of neglecting it.

You don’t get to choose whether life will ask something of you. You do get to choose which hard you’re prepared to work for.

Choose the hard that makes you stronger.

26/08/2026

24/08/2026

Not all protein is created equal. 🥩

It’s not just about how many grams of protein you eat - the amino acid profile matters too.

One amino acid in particular plays a starring role: leucine.

Leucine acts as a key signal for muscle protein synthesis - essentially helping to switch on the cellular machinery responsible for repairing and building muscle.

This is why two foods containing the same amount of protein may not produce the same muscle-building response. Animal proteins such as whey, eggs, dairy, meat and fish generally provide more leucine and all nine essential amino acids in highly bioavailable forms.
Many plant proteins contain less leucine per serve, meaning larger quantities or carefully combined protein sources may be needed to achieve a similar amino acid profile.

As we age, this becomes even more important. Our muscles become less responsive to smaller amounts of protein, a phenomenon known as anabolic resistance, making adequate high-quality protein and leucine increasingly important for preserving muscle, strength and function.

It’s not simply about eating “more protein”.

It’s about giving your muscles the right building blocks - in the right amounts.

22/08/2026

Worried your body composition scan says you’ve “lost muscle”? Don’t panic - the number may not be telling the whole story.
Lean mass is not the same as muscle mass.
Changes in hydration can temporarily influence lean mass readings, particularly when we remember that muscle is approximately 75% water. Changes in glycogen and fluid balance can also affect what you see on the scan.
And as you lose fat, you’re not just losing the fat you can see. Changes can also occur in and around your muscle tissue - think of the difference between a marbled Wagyu steak and a lean eye fillet.
That’s why we should never judge progress from one number alone.
Look at the bigger picture: body fat, measurements, strength, how your clothes fit, how you feel and your progress over time.
A scan is a valuable tool - but it’s a snapshot, not the whole story.

If you’d like to learn how to improve your body composition, the next 28-day Metabolic Reboot Program starts Monday 💪

www.astonrx.com

21/08/2026

Why read Inside Health?

Because lasting change starts with understanding your body.

If you’re tired of conflicting health advice, quick fixes and wondering why the strategies that once worked no longer do, this book will help you connect the dots.

Inside Health takes you beyond weight and explains the powerful role of metabolism, muscle, hormones, nutrition, sleep, stress and lifestyle in how you feel, function and age.

It’s about giving you the knowledge to ask better questions, make more informed choices and take greater ownership of your health.

Not another diet. Not another quick fix.

A better understanding of your body - for better health, now and into the future.

https://astonrx.com/products/inside-health-book-pre-sale

From bestselling author of Fat or Fiction comes Donna Aston’s long awaited seventh book. It has been fifteen years since her last release, and Inside Health may be her most important work yet. In this powerful new book, Donna reveals why health was never about calories. Instead, she explains how h...

19/08/2026

Building strength is one of the best things we can do for healthy ageing, metabolism and longevity - but it needs to be done with care.
Early strength gains can happen quickly, not just because your muscles are growing, but because your nervous system is learning how to use your muscles more efficiently.
The catch? Your tendons do not adapt at the same speed.
So, instead of chasing heavier weights too quickly, focus on controlled progression, good technique and giving your connective tissue time to catch up.
Strong for now is good.
Strong for life is better 💪