Starting March 15, 2016, visa-exempt foreign nationals who fly to or transit through Canada will need an Electronic Travel Authorization (eTA). Exceptions include U.S. citizens and travellers with a valid visa.Read about the changes and how they may affect you.ind out what you need to visit Canada as a tourist or business person, how to extend your stay in Canada and what documents you need to carry with you to transit through Canada.
Normally, urine that contains a lot of water has little to no odor. If your urine becomes highly concentrated â a high level of waste products with little water â urine odor may have a strong ammonia smell. Many foods and medications, such as asparagus or certain vitamins, can affect the odor of urine. Sometimes, unusual urine odor may indicate a medical condition or disease, such as: Bladder infection.
Follow Following Unfollow Pending Disabled. A Dr. Linda A. Lee, MD , Gastroenterology, answered on behalf of Johns Hopkins Medicine. When your pee gives off a strong odor, it may signify a more serious condition. In this video, Dr. Oz guest Dr. Linda Lee explains what can cause strong-smelling urine.