Engineering safe spaces for the elderly

HAVE you ever worried about your ageing parents who are living alone? For many, this is a growing reality as urban migration and busier lifestyles widen the gap between elderly care needs and support systems.

According to the Department of Statistics Malaysia (DOSM), by 2030, nearly one in seven Malaysians will be aged 60 or older. For many seniors, the greatest fear is not death but dependency.

In Malaysia, the traditional model of family-based care is under strain. Many elderly Malaysians now live alone as their children move to other cities or countries for work.

Meanwhile, institutional care remains stigmatised. And it doesn’t help that public aged care facilities are limited and often overwhelmed, while private care homes can be prohibitively expensive, especially for families in the B40 income group.

Most seniors do not want to be in nursing homes, but they also do not want to be a burden to their children.

So, how do we bridge this gap? How can we ensure that our seniors live not just longer but better as well?

As a biomedical engineering student, I’ve been working on a problem-based learning (PBL) project aimed at designing sensor-based solutions for elderly care homes. These technologies are not meant to replace human care; they are meant to support and extend it.

The systems range from simple motion detectors and bed-exit alarms to more advanced wearables that monitor heart rate, detect falls or even track environmental factors like room temperature and air quality.

The infrared-based motion sensors are installed in key areas of a home, such as the bathroom or kitchen, to detect unusual inactivity, potentially flagging emergencies such as a fall or sudden illness. Pressure-based bed sensors can monitor sleep quality or alert caregivers if a person has not returned to bed after a certain period.

The wearables, which are popular among younger users, can be adapted for seniors with simplified interfaces and emergency alert buttons, ensuring accessibility for those who are less savvy with technology.

These tools don’t just improve safety; they also reduce the psychological burden on elderly individuals, allowing them to maintain their autonomy without feeling constantly supervised. For families, especially those living in different cities or states, these systems offer peace of mind and real-time insights via mobile apps or web dashboards.

The PBL experience has changed how I see my role as an engineer. Often, engineering problems are defined in technical terms – numbers, codes and equipment. But in elderly care, the problem is very human. You’re not just designing systems; you’re designing trust.

The elderly are not just a demographic group; they are our parents, grandparents, former teachers or neighbours. Designing for them requires empathy and an understanding that dignity, privacy and independence are deeply personal values.

As I look towards my future career, I see a growing need for engineers to design healthcare technologies for the elderly that are affordable, inclusive and scalable. We need systems that work in urban hospitals as well as kampung homes and low-cost housing areas in cities.

We need a national conversation about ageing that is not just about costs and hospitals but also about quality of life.

We also need public-private collaborations to accelerate the development and deployment of these solutions. Subsidies for home-based elderly care technology, awareness programmes for families and incentives for engineers and start-ups to work in this space would go a long way.

With the right mix of engineering, policy and compassion, we can create a future where Malaysian seniors will age not just safely but with independence, dignity and peace of mind as well.

LEE WEI XUAN

Faculty of Engineering

Universiti Malaya