Strength training after 40: the simple case for picking up something heavy

Somewhere around our forties, most of us start losing muscle. It happens slowly, a little each year, and it's easy to miss until stairs feel steeper or a suitcase feels heavier than it should. The good news is that muscle answers to effort at any age. People who start lifting in their sixties and seventies still get stronger.

Why muscle matters more than you think

Muscle does far more than move you around. It helps manage blood sugar, protects your joints, supports your bones and keeps your balance sharp. Strength is one of the best predictors of staying independent later in life: being able to get up off the floor, carry groceries and catch yourself when you trip.

Cardio is good for your heart and lungs, and you should keep doing it. But walking alone won't hold on to muscle. For that, your muscles need a load that challenges them.

What a sensible start looks like

You don't need a complicated program. Most beginners do well with two or three short sessions a week built around a handful of basic movements:

• A squat, such as sitting down to a chair and standing back up
• A hinge, such as a deadlift with a kettlebell or a hip bridge on the floor
• A push, such as a push-up against a wall or a counter
• A pull, such as a row with a resistance band tied to a door handle
• A carry, which just means walking while holding something heavy in each hand

Start with weights that feel easy for 10 to 12 repetitions. When the last two reps of each set feel genuinely hard but your form still holds, you've found a good working weight. Each week, add a little: one more rep, or slightly more weight.

The mistakes that stop most people

Doing too much in week one. Soreness is normal, but if you can barely walk for three days you'll quit. Leave the first few sessions feeling like you could have done more.

Never adding load. Muscles adapt to what you ask of them. If the weights never change, neither do you.

Skipping the boring basics. Sleep and protein do a lot of the work. Most active adults do well spreading protein across the day rather than loading it all into dinner.

The best strength program is the one you will still be doing six months from now.

A word on safety

If you have a heart condition, joint problems, high blood pressure or you haven't exercised in a long time, talk to your doctor first. A few sessions with a qualified trainer can also be worth the money. They'll check your form and build a plan around your body, not someone else's.

Strength isn't about vanity. It's about keeping the life you want for as long as possible. Two short sessions a week is a small price for that.