Do You Really Need to Lift Heavy to Get Stronger? New Strength Training Guidelines Explained (Especially for Midlife)
- Alison Lacey
- Apr 14
- 2 min read

You might not have seen this in the headlines, but something quite important has changed in the world of fitness…
Hot off the press, the American College of Sports Medicine (ACSM) has updated its strength training guidelines.
Now before you switch off thinking this sounds a bit technical, stay with me, because this actually makes things simpler, more achievable, and far more relevant… especially in midlife.
💡 So, What’s Changed in Strength Training Guidelines?
For years, the message around strength training was clear:
Lift heavy
Push hard
Train to fatigue
And whilst that approach still has its place, the updated guidance tells us something really important:
You don’t have to lift the heaviest weights to build strength
Moderate weights, done well and consistently, are effective
It’s more about effort and control than just load
Strength can be built safely at all levels, even if you’re just starting
👉 In simple terms: you don’t need to go to extremes to see results
🙌 Why This Is Great News (Especially in Midlife)
For most of us, the goal isn’t to become bodybuilders.
It’s to:
Stay independent as we age
Keep our balance and stability
Protect our joints
Support bone density
Feel strong and capable in everyday life
And the best part?
👉 You can achieve all of this without pushing your body to extremes
🔁 Consistency Matters More Than Intensity
We don’t need to be “going hard” all the time.
What really makes the difference is:
Repeating movements regularly
Building strength gradually
Focusing on good technique
Giving your body time to adapt
Because strength isn’t built in one session…
It’s built through the small, consistent efforts you make each week.
🧠 The Bigger Picture: Why Strength Training Matters
Strength training isn’t just about muscles.
It plays a vital role in your overall health and wellbeing, including:
Bone health (helping reduce the risk of osteoporosis)
Metabolism and weight management
Joint stability and injury prevention
Balance and fall prevention
Even brain health and cognitive function
This is about more than exercise. This is about future-proofing your body
👉 The other great bit of news is, that what hasn't changed is the frequency that we should be strength training all major muscle groups is still at least 2 times per week (which is exactly what we do in the Flexpress membership)
💛 A Gentle Reminder
If you’ve ever found yourself thinking:
“I should be doing more…”“I don’t feel strong enough…”“I don’t know where to start…”
Let this be your permission slip:
Start where you are
Keep it simple
Stay consistent
Because that’s where the real results come from and where you’ll start to feel the difference in your everyday life.
✨ Final Thoughts
The latest research is simply reinforcing something important:
👉 Strength training doesn’t have to be extreme to be effective
Done well, done regularly, and done in a way that suits your body, that’s what truly works.
I hope you’re having a lovely day.
Speak soon,
Alison x
p.s. If you feel you need help getting started using weights or resistance, or with consistency, accountilibity and motivation get in touch: hello@onyxhealthandfittness.co.uk
or join the free Facebook group: https://www.facebook.com/groups/1142848547589858




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