If you live in Mexico then no.
Mexico borders the southern United States, so minimum distance/time goes from 0 (say Laredo, TX to Nuevo Laredo, Mexico) up to several thousand miles (say, Hawaii to Cancun) and several hours worth of travel time.
piedras negras is a lot safer than nuevo Laredo
No. Currently, that area is quite unsafe to travel. You should better try the Nuevo Laredo - Monterrey corridor, which has military presence and is safer to travel.
travel time from Laredo tx to kissimmee fl
Road distance is 2,138 kilometers (1,329 miles). You would need a 20-hour drive, or a 5-hour flight to travel the distance between Tijuana and Nuevo Laredo.
Mexico borders "America", the country officially known as the United States of America. Hence, this time could take from a couple of minutes walking, to several hours by car, boat or plane.
Since Mexico borders the US, the answer to this question could be 1-3000, depending upon from where the travel begins. For instance, if I lived in New York, it would be about 3000-3500 miles to Mexico. But, if I lived in San Diego, California, it would be just a few miles.
It means That the borders are open to all the people that want to travel.
Not to mock you, but you can go to Mexico by foot if you want, however from New Jersey to the closest City in Mexico (Nuevo Laredo) you have to travel 1645 miles. On airplane it would take you a bit less than 5 hours, while 'walking the walk' it would take you some 23 non-stop days.
Doctors with Borders does offer travel programs for nurses as well. Many nurses do travel to various locations to work alongside the doctors.
It is a land bridge between the United States and the rest of Latin America. This means illegal drugs and immigrants from Central and South America travel between its southern borders with Guatemala and Belize to the US-Mexico border to the north.