Although they found that maintaining many friends has not been possible, social media have provided many opportunities for this.
For example, some friends that we find in different places remain our friends for a lifetime.
However, older people are busy and hardly find new friends who have the same interests.
Overall, having friends can help you live happier and healthier.
Moreover, being geographically mobile has expanded many friendships which last long.
Young people make friends easier, for example, based on their convenience.
However, it is difficult to make friends with a colleague at work because of less job security.
Researchers have tried to find out what a friendship really is.
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