People in their 40s suddenly realise their closest friends are no longer the same. Studies say the silent friendship breakup happens after adults lose this childhood habit

Why friendship ends: As people enter their forties, close friendships often quietly fade due to increased responsibilities and diverging life paths. The natural proximity that once fostered connections diminishes, requiring deliberate effort to maintain relationships. When one person consistently initiates contact, it can become emotionally exhausting, highlighting the need for reciprocal effort in friendships.

Raccontata daeconomictimes.indiatimes.com