Related Experiment Video
Updated: Feb 15, 2026
09:07
Electromagnetic Controlled Closed-Head Model of Mild Traumatic Brain Injury in Mice
Published on: September 28, 2022
2.8K
Effect of Helmet Use on Traumatic Brain Injuries and Other Head Injuries in Alpine Sport
Nicolas Bailly1, Jean-Dominique Laporte2, Sanae Afquir3
1Laboratoire de Biomécanique Appliquée, Université de la Méditerranée, Marseille, France (Drs Bailly, Masson, and Arnoux and Ms Afquir); Salomon SAS, Annecy, France (Dr Bailly and Mr Donnadieu).
Wilderness & Environmental Medicine
|February 5, 2018
Summary
Sport helmets reduce the risk of head injuries in alpine sports. However, this study found no significant effect of helmets on preventing traumatic brain injuries (TBIs), particularly concussions.
Area of Science:
- Sports Medicine
- Neurology
- Public Health
Background:
- The effectiveness of sport helmets in preventing traumatic brain injury (TBI) remains a subject of debate.
- Alpine sports carry inherent risks of head injury.
Purpose of the Study:
- To assess the impact of helmet use on the risk of TBI and other head injuries (OTHI) in alpine sports.
- To identify factors contributing to higher head injury risk in skiers and snowboarders.
Main Methods:
- A case-control study was conducted in 30 French ski resorts from 2012 to 2014.
- Data were collected from injured individuals and a non-injured control group.
- Multivariate logistic regression analysis was used to evaluate helmet effectiveness, adjusting for various demographic and situational factors.
Main Results:
- Helmet wearers showed a reduced risk of any head injury (OR=0.65 for TBI, OR=0.42 for OTHI) when compared to uninjured controls.
- When compared to controls with injuries to other body parts, helmet use was associated with a lower risk of OTHI (OR=0.61).
- No significant protective effect of helmets was observed for TBI risk.
Conclusions:
- Helmets are effective in reducing the overall incidence of head injuries in alpine sports.
- The study raises questions about the effectiveness of current sport helmets in preventing traumatic brain injuries, including concussions.
Related Concept Videos
01:22Burn Injuries
4.6K
Burn injuries occur when the skin and underlying tissues are damaged due to exposure to heat, electricity, chemicals, radiation, or friction. They can vary in severity, from minor superficial burns to severe deep burns that can be life-threatening.
The damage results in the death of skin cells, which can lead to a massive loss of fluid. Dehydration, electrolyte imbalance, and renal and circulatory failure follow, which can be fatal. Burn patients are treated with intravenous fluids to offset...
The damage results in the death of skin cells, which can lead to a massive loss of fluid. Dehydration, electrolyte imbalance, and renal and circulatory failure follow, which can be fatal. Burn patients are treated with intravenous fluids to offset...
4.6K
01:22Acute Kidney Injury I: Introduction
817
Introduction:Acute Kidney Injury (AKI) describes a swift decrease in kidney function occurring over hours to days, characterized by the kidneys' failure to remove waste products from the bloodstream. This leads to dangerous complications like metabolic acidosis, fluid overload, and electrolyte imbalances, such as hyperkalemia, which can cause life-threatening arrhythmias. AKI is common in both hospital and outpatient settings, often triggered by dehydration, sepsis, or exposure to nephrotoxic...
817
01:29Acute Kidney Injury II: Pathophysiology
1.2K
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
1.2K
01:22Acute Kidney Injury VI: Nursing Management
502
Acute Kidney Injury (AKI) results in an inability to maintain fluid, electrolyte, and acid-base balance. Effective nursing management is critical in improving patient outcomes and includes comprehensive patient assessment and targeted interventions.Comprehensive Patient AssessmentA detailed history collection is essential, focusing on any recent infections, nephrotoxic medication use, or chronic conditions such as hypertension and diabetes that may contribute to AKI. During the physical...
502
01:20Acute Kidney Injury V: Interprofessional Care
368
Acute Kidney Injury (AKI) requires a collaborative healthcare approach to restore renal function and prevent complications. Essential management strategies involve monitoring fluid and electrolyte balance, adjusting medications, initiating dialysis when necessary, and providing nutritional support.Fluid and Electrolyte ManagementFluid Monitoring: Regularly monitoring body weight, central venous pressure, and urine output helps detect fluid imbalances early. Patient intake and output are...
368
01:22Pathophysiology of Peptic Ulcer Disease: Injurious Factors
1.3K
Peptic ulcers are sores on the stomach's inner lining and the upper small intestine, which are the result of disruptions in the mucosal layer that houses parietal cells which produce gastric acid, and chief cells which secrete pepsinogen.
In the antrum region, G cells secrete the gastrin hormone that binds to gastrin-cholecystokinin-B (CCK2) receptors on parietal and enterochromaffin-like (ECL) cells in the fundic glands. Simultaneously, the vagus nerve releases acetylcholine, which binds...
In the antrum region, G cells secrete the gastrin hormone that binds to gastrin-cholecystokinin-B (CCK2) receptors on parietal and enterochromaffin-like (ECL) cells in the fundic glands. Simultaneously, the vagus nerve releases acetylcholine, which binds...
1.3K