LED lighting and it’s impact on our health

4 October 2024

RIBA's Call for Smart LED Lighting Control 

In recent years, LED lighting has become the dominant form of artificial illumination, thanks to its energy efficiency, longer lifespan, and environmental benefits. However, the Royal Institute of British Architects (RIBA) has raised concerns recently about the potential health impacts of certain types of LED lighting on human well-being, particularly related to mitochondrial function.  

The warning emphasises the need for careful management of lighting quality, rather than just focusing on energy savings, and calls for the implementation of controlled LED lighting solutions that can benefit both energy efficiency and human health. 

RIBA’s concerns stem from emerging evidence suggesting that certain LED lighting, particularly those that emit excessive blue light, may interfere with mitochondrial function.  

Blue light, which has a shorter wavelength and higher energy, is a significant component of many modern LED bulbs, especially in the cool white and daylight spectrum used for task lighting and displays. Research suggests that prolonged exposure to blue-rich lighting, especially during the evening or at night, can disrupt circadian rhythms, impair sleep quality, and hinder mitochondrial efficiency. 

Control4 and LED Lighting 

Control4 is a leading home automation system known for seamlessly integrating various smart devices and technologies, including lighting, security, entertainment, and climate control, into a single, easy-to-use platform. When it comes to LED lighting, Control4 offers innovative solutions that not only optimize energy efficiency but also enhance human well-being through advanced lighting controls and automation. The combination of Control4 and LED lighting allows for personalised lighting environments that align with individual preferences and activities. 

Benefits of Control4 with LED Lighting 

The Integration of Control4 with LED lighting brings numerous benefits, including the ability to automate, personalize, and control lighting with precision. Some key advantages include: 

Energy Efficiency 

LED lighting is already highly energy-efficient, consuming up to 75% less energy than traditional incandescent bulbs. By integrating these lights into a Control4 system, homeowners can further optimize energy use through features like, dimming control. Occupancy sensors , timers and schedules. 

Enhanced Wellness with Human-Centric Lighting 

Control4’s lighting automation capabilities make it ideal for implementing human-centric lighting (HCL), which is designed to support human health by aligning with natural circadian rhythms. This can be particularly beneficial when paired with tunable LED lighting systems that can change colour, temperature and intensity throughout the day. 

 Advanced Control and Automation 

Control4 offers sophisticated control options, allowing users to manage LED lighting through various interfaces such as touchscreens, smartphones, voice commands (via assistants like Amazon Alexa or Google Assistant), or physical switches. Key automation features include remote controls, daylight harvesting, and scene integration with other smart systems. 

By automating and tuning LED lighting to meet individual needs and natural rhythms, Control4 systems not only reduce energy consumption but also enhance quality of life through better sleep, mood, and overall well-being. As LED technology continues to evolve, Control4’s smart lighting control will remain a key solution for those seeking a balanced and health-conscious lighting environment. 

 RIBA’S Conclusion on LED Lighting 

RIBA's stance on the potential health risks of LED lighting is a timely reminder that lighting design should prioritise not only energy savings but also human health. Mitochondrial function, the cornerstone of cellular energy production, can be adversely affected by prolonged exposure to blue light, particularly from certain types of LED lighting. However, by using tunable LED systems, human-centric lighting designs, and smart controls, it is possible to create lighting environments that protect health while still delivering the energy-saving benefits of LED technology. 

Architects, designers, and engineers are in a unique position to shape healthier environments by using lighting solutions that align with biological needs. By prioritising controlled, human-centric lighting, they can ensure that LEDs remain a positive force in both sustainable design and public health. 

 

Want to find out more about Control4 visit our showroom today 




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