Lifting weights adds years to your life: science says so
A study of nearly 5,500 older women links greater muscle strength with lower mortality. Here is why strength training is an investment in years of life, plus ideas to do it at home.
You already knew exercise is good for you, but perhaps you had not realised just how much muscle strength is a genuine insurance policy for your health. A recent study of thousands of older women has put numbers to something many trainers had long suspected: the more strength you have, the more likely you are to live longer and better. And the best part is that it is never too late to start.
What the study found
A piece of research published in JAMA Network Open followed nearly 5,500 women aged between 63 and 99 for eight years. The conclusion was clear: those who kept more muscle strength had a lower risk of mortality, even when they did not do aerobic exercise regularly. In other words, having muscle is not just a matter of looks: it is a sign of how many years of independent living you have ahead of you.
Why strength matters so much as you age
From the age of 30 we slowly start to lose muscle mass, and the process speeds up with age if we do nothing to stop it. That loss, known as sarcopenia, lies behind many falls, fractures and losses of independence in older people. Keeping your strength means, quite literally, keeping the ability to get up from a chair, climb stairs or carry the shopping without help. And that is no small thing.
Grip strength, a tell-tale sign of your health
Here is a curious detail: something as simple as how hard you can squeeze with your hand is used in research as a thermometer for your body's overall condition. Good grip strength is linked to better cardiovascular health and less frailty. If opening a glass jar has become an odyssey, your body might just be sending you a little message.
Strength at home, no gym and no excuses
- Squats using the back of a chair as a reference.
- Standing up and sitting down slowly from the sofa, without momentum, several times.
- Press-ups with your hands on the wall or the kitchen worktop.
- Stepping up and down on a single stair at a calm pace.
- Lifting two water bottles as if they were dumbbells.
- Rising onto your toes to work your calves while you wash up.
You do not train your strength to lift more weight at the gym, but to lift your grandchildren, your suitcase and your own life for many more years.
The Victoris team
Combine, do not choose
The study's own authors make the point: the ideal is not strength or aerobic, but strength and aerobic. Walking briskly, dancing or cycling look after your heart; strength exercises look after your muscles and bones. Together they form the most effective duo there is for ageing with energy. Two or three strength sessions a week, combined with a bit of daily movement, are an investment your future self will thank you for.
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