However, if your visa says that it is valid indefinitely, you should apply for a new visa, or travel under the Visa Waiver Program (VWP) if eligible as all indefinitely-valid visas are now obsolete. See further down this page.
Actually, no. You can't get TB by touching an infected person. Tuberculosis germs don't stick to clothing or skin; they hang out in the air. You also can't get TB by: 1  Giving an infected person a hug or a kiss. 2  Using the same toothbrush.3  Eating or drinking after an infected person.ou can't get TB by touching an infected person. Tuberculosis germs don't stick to clothing or skin; they hang out in the air. You also can't get TB by: 1  Giving an infected person a hug or a kiss. 2  Using the same toothbrush.
Answers. Best Answer: It can take from 2-3 days or a week. Most of the time when people are first infected with TB, the disease is so mild that they don't even know they have it.People with latent TB don't have symptoms unless the disease becomes active.Symptoms of active TB may include: A cough that brings up thick, cloudy, and sometimes bloody mucus from the lungs (called sputum) for more than 2 weeks. Tiredness and weight loss.Night sweats and a fever. A rapid heartbeat.nswers. Best Answer: It can take from 2-3 days or a week. Most of the time when people are first infected with TB, the disease is so mild that they don't even know they have it.