Revolutionizing Physical Activity: Wearable Technologies and Groundbreaking Insights

From Space to Sports: Bridging Knowledge Gaps with ESA’s Vision
This groundbreaking initiative originated from an ESA (European Space Agency) tender, tied to the first astronaut selection in history to include individuals with physical disabilities. While the current project is independent of the Fly! Feasibility Project, with no data or direct connections to it, it aligns with ESA’s overarching goal: to empower individuals with physical disabilities to regain activity levels similar to those before the COVID-19 pandemic.
Despite the widespread adoption of commercial wearables, significant knowledge and functional gaps persist, particularly regarding their utility in ensuring safe and effective physical activity.

Bridging Knowledge Gaps to Enable Safer Physical Activity

This project addressed critical gaps in wearable sensor technology, focusing on:
- Wearability and comfort, including for vision and hearing impaired individuals, those using prosthetics or mobility aids, and those with conditions such as cerebral palsy.
- Physiological differences that necessitate tailored sensor calibration for accurate data collection.
- The potential of wearable technology to deliver reliable insights for optimizing physical performance and safety.

Key challenges such as hyperthermia were central to the research, as this condition can significantly limit physical performance due to:
- Fatigue or exhaustion,
- Thermal discomfort (e.g., excessive sweating), or
- Thermoregulatory disturbances, particularly among individuals with specific impairments, which can result in life-threatening incidents.

Additionally, hydration status emerged as a critical factor, serving as:
- A predictor of hyperthermia risk, and
- A sensitive metric for monitoring changes in physical and mental performance.
The project aimed to ensure these metrics could be accurately captured and comfortably monitored for all users, regardless of physical ability.

This project addressed critical gaps in wearable sensor technology, focusing on:
- Wearability and comfort, particularly for individuals using prosthetics or mobility aids.
- Physiological differences that necessitate tailored sensor calibration for accurate data collection.
- The potential of wearable technology to deliver reliable insights for optimizing physical performance and safety.

Key challenges such as hyperthermia were central to the research, as this condition can significantly limit physical performance due to:
- Fatigue or exhaustion,
- Thermal discomfort (e.g., excessive sweating), or
- Thermoregulatory disturbances, particularly among individuals with specific impairments, which can result in life-threatening incidents.

Additionally, hydration status emerged as a critical factor, serving as:
- A predictor of hyperthermia risk, and
- A sensitive metric for monitoring changes in physical and mental performance.
The project aimed to ensure these metrics could be accurately captured and comfortably monitored for all users, regardless of physical ability.
Innovative Technologies in Action: Paralympics Paris 2024


Inspired by the vision of ESA’s Fly! Project, these insights were tested on a grand scale during the Paralympics in Paris 2024. This event marked the largest initiative of its kind, showcasing wearable technologies that provided real-time feedback to improve athlete safety and performance. Not only did the study include classic performance data such as heart rate and speed, but it also linked temperature to environmental data, which enabled a completely new dimension of health protection.
Technologies in Focus

The project utilized cutting-edge devices, including:
- Thermopills: Monitoring core body temperature in real time.
- Sweat sensors: Delivering precise data on hydration and thermal regulation.
- Smartwatches and heart rate bands: Tracking heart rate and workload levels.
- Stride length sensors: analyzing movement efficiency and biomechanics.
Together, these devices formed a comprehensive system to monitor and respond to athletes’ physical and thermal stress in real time.

They were rigorously evaluated for their comfort, usability, and adaptability, particularly for athletes with disabilities, who may face unique challenges in using such technologies.
Focusing on Accessibility and Comfort

A central objective of the project was to identify and address the specific needs of individuals with physical disabilities, including:
- Ensuring wearability and comfort for a range of disabilities.
- Adapting devices to account for physiological differences that might influence sensor accuracy.
- Leveraging real-time data to provide immediate feedback, empowering athletes to make informed decisions to optimize performance and safety.


The Largest Project of Its Kind


With over 60 participants spanning a wide array of sports, including:
- Triathlon
- Equestrian events
- Athletic throwing (discus, javelin, and shot put)
- Goalball
- Swimming
- Cycling
- Judo
- Wheelchair Volley
- Women's 10m Air Pistol
- Women's 50m Air Pistol
- R5 Men's mix 10m Air Rifle
- Football
- Table Tennis
The project expanded on a successful pilot program in Toronto and was further developed during the 2024 Olympic Games. This diverse group offered invaluable insights into how wearable technologies could be tailored to meet the unique demands of various disciplines.




Results and Impact
The project demonstrated the transformative potential of wearable technologies for athletes with physical impairments by:
- Delivering real-time insights that facilitated immediate, performance-enhancing adjustments.
- Identifying critical advancements in sensor comfort and adaptability, ensuring seamless integration for users with unique physical needs.
- Establishing a roadmap for inclusive wearables, improving accessibility, performance, and safety for athletes of all abilities.


A Vision for the Future: Harnessing Space Expertise for Inclusion
Rooted in ESA’s mission to leverage space innovation for societal benefit, this project paves the way for the next generation of wearable technologies. Moving forward, efforts will focus on:
- Enhancing accessibility for individuals with physical disabilities, with tailored adaptations to meet individual needs.
- Delivering more accurate, actionable data through user-centered, inclusive designs.
- Bridging the gap between elite sports and everyday use, ensuring these advancements benefit people of all abilities.

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