Head noise (tinnitus) can be caused by broken or damaged hairs on auditory cells, turbulence in a carotid artery or jugular vein, temporomandibular joint (TMJ) issues, and problems in the auditory processing pathways of the brain. Tinnitus (TIN-ih-tus) is the perception of noise or ringing in the ears. A common problem, tinnitus affects about 1 in 5 people. Tinnitus isn't a condition itself â it's a symptom of an underlying condition, such as age-related hearing loss, ear injury or a circulatory system disorder. Although bothersome, tinnitus usually isn't a sign of something serious. Although it can worsen with age, for many people, tinnitus can improve with treatment.
Cotton is believed to have originated from the Indus Valley Civilization, which a huge area of northwestern India and eastern Pakistan over 7000 years ago. In the Americas, co â¦ tton was first cultivated in Mexico some 8000 years ago.
Model of Indian cotton gin (1100s AD) October 2016 - When people first started to grow cotton in India, they picked the seeds out by hand before they began to spin the cotton into thread. By 500 BC, women in India used a rolling pin to get the seeds out of cotton - there's a picture of one in the Ajanta Caves - and by the Middle Ages they used an improved version that you rolled with your feet.