Mexico is easily accessible from the United States, and some areas are close enough for weekend getaways. This is still a diverse and ever-changing country, but gringos are welcome here and many have found a home away from home in Mexico. English is spoken in many areas.
Medical care is very good throughout most of the country.
Staying healthy is easy if you follow some basic guidelines. Transportation is improving. Television and telephones are available. Internet service is available. You can stay longer than six months at a time, even without becoming a resident.