Living Better for Longer: Why Ageing Is More Changeable Than We Think

We are living longer than ever before and for a long time this has been presented as one of modern medicine’s greatest achievements. But a recent shift in thinking, reflected in reporting from BBC News, asks a deeper question what is the point of longer life if those extra years are not lived well.

The emerging focus is no longer simply lifespan but health span the number of years lived in good health with independence connection and a sense of purpose. This shift is supported by growing research in the science of ageing which explores how ageing itself might be influenced slowed or even partially reversed through lifestyle environment and behavioural change.

For much of modern history ageing has been viewed as a one way trajectory of decline. But that model is increasingly being challenged. Large scale studies tracking people across decades now show that ageing is not a straight downward line. Physical function, cognitive ability and overall wellbeing can stabilise fluctuate and in some cases improve. In other words ageing is not fixed it is responsive.

This is particularly evident in what researchers describe as a critical period between around 65 and 85 years of age. During this time many people still retain significant physiological reserve meaning the body continues to respond to stimulation recovery and adaptation. While frailty becomes more common in this stage of life it is increasingly understood not as an irreversible state but as a dynamic condition that can be improved with the right support. Strength, balance and functional capacity are not simply maintained or lost they can be rebuilt.

This reframes what we think of as decline. The body is constantly engaged in processes of damage and repair and those repair mechanisms do not simply switch off with age. They may slow but they remain active. This is why lifestyle interventions later in life still have such significant impact. Regular movement appropriate strength work, stress regulation and social connection have all been shown to improve health outcomes reduce disease risk and enhance quality of life even when started later than we might expect.

Alongside this physical adaptability is something equally important the adaptability of the brain. The concept of neuroplasticity shows us that the brain continues to form new neural connections throughout life. Learning, change and adaptation remain possible at every age even if the process looks different than it did in younger years. This means that cognitive and behavioural change is not limited by age but shaped by engagement.

This is where some of the most common cultural beliefs about ageing begin to fall apart. Phrases like you cannot teach an old dog new tricks or it is too late to start now do not reflect biological reality. They reflect outdated assumptions. Research consistently shows that older adults can improve strength, mobility, cardiovascular fitness and cognitive function. People in their 70s, 80s, and beyond are capable of building muscle improving balance and increasing independence when given appropriate conditions and support. The human body remains responsive.

It is also important to recognise that whilst age is just a number it is not helpful to move from zero to hero. The body responds best to gradual progressive change. Building movement capacity slowly and consistently allows the nervous system, joints, muscles and cardiovascular system to adapt safely. This reduces risk of injury, supports confidence, and creates sustainable change that lasts. The most powerful outcomes often come not from intensity but from consistency.

What is often overlooked is that starting later in life still produces meaningful change. Improvements in physical activity levels are associated with reduced risk of chronic disease, improved mental health and even reduced cognitive decline. In some cases interventions have demonstrated measurable improvements in walking speed, strength, and functional ability within months. This is not about slowing decline. It is about recognising that capacity can be regained.

Perhaps just as important is the role of mindset. How we think about ageing influences how we experience it. People who hold more positive beliefs about ageing tend to stay more active, recover better from setbacks and maintain greater independence. This is not simply optimism it is a measurable factor that influences behaviour stress physiology and long term health outcomes.

All of this points towards a different model of ageing altogether. Not as a gradual withdrawal from life but as an ongoing process of adaptation. Not as something that happens to us but something we actively participate in. The question is no longer whether change is possible in later life, but how we support it.

This is where a whole person approach becomes essential. Ageing is not purely biological it is physical, emotional, psychological and social all at once. Chronic stress can increase inflammation, isolation can affect physical health as much as emotional wellbeing and pain can alter movement confidence and identity. Everything is interconnected.

While ageing is adaptable and change is possible at every stage of life context matters. For some people particularly those living with long term conditions pain or recovery after illness or injury progress is often best supported through collaboration. This might include working alongside a GP, a trusted therapist or an experienced movement professional. Not because the body is incapable on its own, but because the right support can help ensure change is safe, sustainable and appropriately paced. In this sense, healthcare becomes less about managing decline, and more about supporting capacity.

Practices that work with the nervous system, support gentle and consistent movement and encourage awareness and connection are not simply wellbeing tools. They are clinically relevant interventions, that influence the underlying systems of health. This is where approaches such as Yoga Therapy sit so naturally alongside emerging science, they recognise that change does not happen in isolation but through the integration of mind, body practices and the environment.

What emerges from all of this is a simple, but powerful truth. Ageing is not a fixed decline. It is a dynamic process, that responds to how we live. And while we cannot control everything, we can influence far more than we once believed.

Living better for longer, is not about resisting ageing. It is about engaging with it. It is about recognising that the later decades of life are not an end phase, but, a continuation of capacity adaptation and meaning. And it is about understanding that it is never too late to begin shaping the way those years are lived, as long as change is approached with patience, respect for the body and steady progression rather than urgency or extremes.

Naomi Hurst

Sources and further reading

BBC News reporting on ageing and health span - https://www.bbc.co.uk/news/articles/c20q07w3gl9o

World Health Organization guidance on healthy ageing and functional ability - https://www.who.int/news-room/fact-sheets/detail/ageing-and-health

NHS physical activity guidelines for older adults - https://www.nhs.uk/live-well/exercise/exercise-guidelines/

General neuroscience literature on neuroplasticity and brain adaptation across the lifespan - https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7360567/