About 32.5% of college relationships are long-distance.
The average amount of distance in a long-distance relationship is 125 miles.
LDRs are qualitatively different from geographically close relationships; that is, relationships in which the partners are able to see each other, face-to-face, most days.
Before the popularity of internet dating, long-distance relationships were not as common, as the primary forms of communication between the romance lovers usually involved either telephone conversations or corresponding via mail.
According to Pew Internet, American citizens were asked how often they used the Internet on a typical day, they reported 56% sending or reading email, 10% reported sending instant messages, and 9% reported using an online social network such as Facebook or Twitter.
Also couples in long-distance relationships expect to live together around 14 months into the relationship.
About 40% of couples in long-distance relationships break up; around 4.5 months into the relationship is the time when couples most commonly start having problems.