Why Strength Training Is the Best Thing You Can Do for Your Body Right Now
- Jul 17
- 5 min read
Cardio still gets most of the credit when it comes to midlife health advice. Get your steps in. Do a bit more running if the scales won’t budge. It’s the message most of us have absorbed for years, whether from a GP, a magazine, or a well-meaning friend.
I’ve always trained across strength, cardio, and flexibility work, because a body needs all three.
But strength training is the piece I’ve turned the dial up on since moving through perimenopause and now menopause, because it’s doing something for my body that cardio and stretching simply can’t reach.
Sound familiar?
You’re Not Doing Anything Wrong. You’re Using the Wrong Tool
If you’re in your 40s, 50s, or 60s and you’ve noticed the old rules have stopped working, you’re not losing your discipline. You’re using a toolkit built for a different body.
Cardio was never the villain. But if it’s the main thing you’re doing for your body composition, and strength training barely gets a look-in, you are missing the one tool that matters most at this stage of life.
Here’s the reframe: muscle is not just about how you look. Muscle is your metabolic safety net, your hormone support system, and your best protection against the health risks that start creeping up from your 40s onwards.
Why Your Body Needs Muscle More Than It Needs More Cardio
Let’s talk about what’s actually happening, because understanding this changes everything about how you approach the gym.
You start losing muscle from your 30s onwards, and it speeds up around menopause. Declining oestrogen doesn’t just affect your periods and your sleep. It affects muscle protein synthesis, meaning your body becomes less efficient at building and holding onto muscle even when you’re doing everything else right.
Muscle is the engine that drives your metabolism. More muscle means a higher resting metabolic rate, meaning your body burns more energy even when you’re sitting still. Lose muscle, and that engine slows down. This is a big part of why the diet that worked at 35 does nothing at 50. Your body is genuinely different now.
Strength training protects your bones. Bone density declines after menopause, and the decline continues through your 60s and beyond. Impact and resistance work are two of the few things proven to slow that down. This isn’t a someday problem. It’s a now problem, whether you’re 45 and just starting to notice changes, or 65 and wanting to protect what you’ve already built.
The window doesn’t slam shut at 60. It stays open for as long as you keep showing up to it.
It improves insulin sensitivity. Muscle is where a huge amount of glucose gets used up. More muscle mass means your body handles blood sugar better, which matters enormously as insulin resistance becomes more common with age.
But What About Cardio? Am I Wasting My Time?
No. Cardio still matters for your heart, your mood, your stress levels. This isn’t about ditching cardio and worshipping the squat rack instead.
It’s about balance.
If your current routine is 90% cardio and 10% (or 0%) strength, that ratio is working against you. Two to three proper strength sessions a week, alongside whatever cardio you already enjoy, is where the real shift happens.
And no, you will not get "bulky." That fear stops so many women from picking up a weight heavier than a tin of beans.
Building visible muscle mass the way a bodybuilder does takes years of dedicated training, a specific diet, and often more than most of us are willing to put in. What strength training actually gives you is a leaner, stronger, more capable body. Sorted.
What This Actually Looks Like
You don’t need to become a powerlifter. You need progressive resistance work that challenges your muscles enough to make them adapt.
Two to three sessions a week is enough to see real change over three to six months
Compound movements; squats, deadlifts, presses, rows, give you the most return for your time
Progressive overload matters. Lifting the same 3kg dumbbells for a year won’t do much. Your muscles need a reason to keep adapting
Protein intake needs to go up alongside this. Muscle needs the raw material to rebuild, and most women in this age group are undereating protein significantly.
If the idea of a gym feels overwhelming, start at home with resistance bands or bodyweight work, or book a session with a good personal trainer who understands the impact of declining hormones, to help you understand how to ensure your technique is correct and to create a progressive programme tailored for you.
The principle matters more than the equipment.
Already Training Hard? This Matters Even More for You
Maybe none of this is new information. Maybe you’re already in the gym four or five times a week, well into your 60s, and strength training is simply part of who you are.
If that’s you, this isn’t a beginner’s pep talk. It’s permission to keep going, and a reminder of why it counts for more than you might think.
The muscle and bone density you’re maintaining right now, in your 60s, is the muscle and bone density that will carry you into your 70s and 80s.
Every woman who keeps lifting through this decade is quietly building the foundation for independence later. That’s not a small thing. That’s the difference between managing stairs, carrying shopping, and getting up off the floor easily at 80, or not.
The focus for you isn’t starting. It’s refining.
That means:
Progressive overload still applies, whatever your age. Your muscles don’t know how old you are. They respond to a genuine training stimulus at 60 the same way they did at 30, provided you’re still asking enough of them.
Recovery becomes more important, not less. Sleep, protein, and rest days matter more the harder and more frequently you train, and the return on getting them right increases with age.
Protein needs are higher again for women training this seriously. If you’re lifting five times a week, your requirements are meaningfully above what generic guidelines suggest for your age group. Joint care and mobility work earn their place alongside the lifting itself, as maintenance rather than an afterthought.
You are proof that this isn’t a young woman’s pursuit. If anything, you’re the evidence the rest of this article is built on.
It Won’t Happen Overnight, and That’s Fine
I’m not going to tell you that you’ll see dramatic changes in two weeks. Building strength and reshaping your body composition takes months, not days.
There will be sessions that feel mullered, weeks where progress feels invisible, and days you just don’t fancy it.
Progress not perfection. What matters is the direction, not the speed.
Women who stick with strength training through their 40s, 50s, and 60s are protecting themselves against the two things that quietly determine quality of life in later years: how strong they are, and how well their metabolism holds up.
The Bottom Line
Your body at 45, 55, or 65 is not broken. It’s just asking
for a different approach.
Strength training is not an optional extra bolted onto your existing routine, and it’s not something you age out of. For women in midlife and beyond, it might be the single most important thing you do for your long-term health, your body composition, and how capable you feel in your own skin.
You don’t need to overhaul your entire life this week. You need to pick up something heavier than you’re used to, twice a week, and give it three months before you judge the result.
If you’d like some support working out how to fuel this properly, protein, recovery, and what your body actually needs at this stage of life, I’d love to have a chat.
No pressure, no hard sell, just a conversation about where you are and what might help.
