What Is Tinnitus in the Left Ear?   Tinnitus is the medical term for ringing, buzzing, or hissing in the ears when no external sound is present. While it can affect both ears, some patients experience tinnitus in the left ear only, which may indicate specific underlying conditions. Understanding the causes and seeking timely tinnitus treatment is essential to prevent long-term complications such as hearing loss.   Common Causes of Tinnitus in the Left Ear   Noise-Induced Hearing Loss   Prolonged exposure to loud sounds (music, machines, headphones) can damage the inner ear.   Earwax Blockage   Excess wax can…