Understanding What Causes Motion Sickness
Have you ever experienced that unpleasant feeling of nausea, dizziness, and discomfort when travelling in a car, boat, or plane?
Motion sickness is a common condition that affects many individuals. Its causes have long been a subject of interest for researchers. Recent studies have suggested intriguing connections between motion sickness and low zinc levels.
It can also be connected to a possible retained TLR (Tonic Labyrinthine Reflex). Let’s explore these connections, shedding light on how they might contribute to our understanding of this discomfort.
The Mystery of Motion Sickness
Motion sickness, also known as travel sickness or kinetosis, occurs when there is a disconnect between what our eyes perceive and the sensations our inner ears detect. These sensory conflicts can happen during activities such as car rides, boat trips, or air travel.
Researchers believe that these conflicts confuse the brain's equilibrium centre, leading to the characteristic symptoms of nausea, vomiting, dizziness, and cold sweats.
Biomedicine's Role
The realm of biomedicine has opened intriguing possibilities for understanding motion sickness at a deeper level. Biomedical research delves into the complex interplay between genetics, environment, and overall health.
Research suggests that some individuals might have a genetic predisposition to motion sickness. Differences in genes may cause this. These genes regulate inner ear function, equilibrium, and the brain's processing of sensory information.
Furthermore, biomedicine offers promising avenues for treatment and prevention. Identifying individuals with zinc deficiency or specific genetic markers linked to motion sickness such as ‘pyrrole disorder’, allows researchers to develop personalised interventions that can be developed, potentially alleviating or even preventing the onset of symptoms.
Zinc Deficiency and Motion Sickness
Research has begun to unveil the potential connection between low zinc levels in the body and an increased susceptibility to motion sickness. Zinc is an essential trace mineral involved in various bodily functions, including immune system regulation, wound healing, and cell division. More recently, studies have hinted at its role in maintaining inner ear function and equilibrium.
The inner ear, or vestibular system, plays a crucial role in our sense of balance and spatial orientation. Researchers believe that zinc contributes to the proper functioning of this system. Its deficiency might disturb the communication between the inner ear and the brain. This disruption could potentially amplify the sensations that lead to the symptoms experienced.
Tonic Labyrinthine Reflex (TLR) and Motion Sickness
The Tonic Labyrinthine Reflex (TLR) is more relevant in infancy and early childhood, and its relation to symptoms of motion sickness is indirect. The TLR involves the orientation of the head and body in response to gravity and movement.
In babies, certain movements and positions can trigger responses that might be associated with discomfort, including nausea or unease, due to the TLR. However, the TLR typically disappears as a child grows, and its role in motion sickness becomes less significant in adulthood.
Vestibular System and Motion Sickness
The vestibular system, on the other hand, has a more direct connection to motion sickness. This phenomenon occurs when there is a disconnect between the sensory information your brain receives from your eyes, your inner ear (vestibular system), and other proprioceptive sources. This sensory mismatch can happen in situations where you are moving but your visual cues don't match the motion. For example, when you're in a car or boat, or even when watching certain movies or playing video games with a lot of visual motion.
The vestibular system, being responsible for balance and spatial orientation, sends signals to the brain about the body's movements and position. When these signals conflict with what your eyes see or other sensory information, it can lead to the typical symptoms such as nausea, dizziness, sweating, and sometimes vomiting.
For example, when you're on a boat, the motion felt by your inner ear (vestibular system) might indicate that you're moving, but your eyes might see a stationary interior. This sensory mismatch can confuse your brain, leading to motion sickness and its side effects.
Conclusion
Motion sickness is a complex phenomenon that has long perplexed scientists and individuals alike. The links between motion sickness, low zinc levels and retained TLR activation are promising. They may help us understand the causes and find possible therapies.
As researchers continue to unravel these intricate relationships, we are on the brink of a new era in our understanding of and how to prevent or treat motion sickness. This will make travel and adventure more enjoyable for everyone.
At The Key Clinic, we are leading in the area of motion sickness and treating anxiety without drugs, targeting the root causes and making travel easier for our clients. Please reach out today if you have any questions in this regard.
