While I can provide some general information, it's important to note that experiences can vary from person to person. Sensations and reactions while riding a motorcycle through a tunnel can be influenced by various factors, including individual sensitivities and psychological responses. While it's not possible to provide a definitive answer without further information, I can offer some insights into potential reasons for the sensations you described.
Sensory Deprivation: When entering a tunnel, the change in lighting conditions can result in a sudden decrease in visual stimuli. This sensory deprivation, especially when combined with the enclosed space and the sound reflections in the tunnel, may affect some individuals more than others. The contrast between the open road and the tunnel's enclosed environment can create a disorienting or unsettling feeling.
Psychological Factors: Tunnels can evoke a sense of confinement or claustrophobia in some individuals. The combination of limited visibility, reduced space, and the awareness of being enclosed can trigger primal instincts related to personal safety. These instincts can manifest as heightened alertness or a feeling of uneasiness.
Sensitivity to Environmental Factors: Some individuals may have heightened sensitivity to environmental factors such as changes in air pressure or air quality within tunnels. These factors could potentially contribute to feelings of discomfort or uneasiness while riding through tunnels.
It's worth mentioning that discussing your experiences with a medical professional or a motorcycle riding expert may provide further insights and help you better understand and address your specific concerns. They can evaluate your situation in more detail and provide personalized guidance or recommendations.
Lastly, if these sensations are significantly affecting your ability to ride safely or causing distress, it's crucial to prioritize your well-being and consider alternative routes or methods of transportation that minimize these discomforting experiences.