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Back or shoulders? Only 10% of workers at risk on both fronts - What does this mean?
Back or shoulders? Only 10% of workers at risk on both fronts - What does this mean?
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LEA is widely used in France and the rest of the world. More than 30,000 analyses have already been carried out by...

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Optimized ergonomics with LEA - Save time and reduce the risk of MSD
Optimized ergonomics with LEA - Save time and reduce the risk of MSD
396 views

Thanks to over 20,000 LEA analyses carried out in France, we benefit from unprecedented visibility of postural risks...

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Postural risks in construction and logistics
Postural risks in construction and logistics
817 views

Thanks to more than 20,000 LEA analyzes carried out in France, we benefit from unprecedented visibility on postural...

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Mapping Postural Risks in France: A Regional Analysis
Mapping Postural Risks in France: A Regional Analysis
736 views

Thanks to over 20,000 LEA analyses in France, we have unprecedented visibility into postural risks at work. This...

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Which is the riskiest day? An analysis based on LEA data
Which is the riskiest day? An analysis based on LEA data
1007 views

Today we present an analysis of the postural risks associated with the trunk and the variations observed over the...

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Understanding Postural Analysis with LEA

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We are delighted to introduce our very first newsletter centered around LEA!

Stay tuned for exclusive updates, helpful tips, and much more about our application.

Thank you for being part of our community!

The primary objective of postural analysis with LEA is the proactive prevention of musculoskeletal disorders (MSDs), those insidious afflictions that threaten professionals across all sectors.

MSDs are the most frequent and debilitating occupational diseases. Low back pain, tendinopathy, or chronic shoulder pain are among the most well-known. They are costly for companies and degrade the quality of life of those affected.

Combining these adages, we pave the way to LEA, our simple and effective postural analysis tool. But how does it work?

The first step in postural analysis is to detect the positions of an individual's body segments. For this, we use a pose estimation algorithm. It is a computer vision technique that allows us to determine, in a video, the location of the arm, head, leg, etc.

With the positions of the different segments, we can now determine the trunk flexion angle or the joint position of the shoulder. A degree of risk is associated with each body segment.

For example, we know that prolonged posture with the trunk bent forward is a risk factor for MSDs of the back. The standard for determining postural risks, RULA, allows us to evaluate the risk for all joints. In the LEA application, segments displayed in red are those for which a risk has been detected.

It is crucial to keep in mind that the results obtained with LEA reflect only a fraction of a person's workday. LEA is not a magical tool, but the application provides a window of observation to objectively analyze workers' posture and their exposure to MSD risks.

Advice from an ergonomist, occupational health physician, or postural analysis specialist is always necessary to interpret the results of an analysis made with LEA and consider solutions tailored to the situation.

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