How hard is it to make and keep friends?

Today is World friendship day. While we all have one or two good friends, we can rely on each other. Many of us have lost friends along the way for various reasons. As you get older and lives change, friendships can often fizzle out into fond memories. Why does this happen and is it actually harder to make friends as we get older?Joining Andrea to discuss is Cathal Minogue from Today FM, Psychotherapist from An Croí Beag, Michelle Flynn, Broadcaster Claire Ronan, Fashion Broadcaster with Ireland AM Rosalyne Lipsett and more.