Making a friend is one challenge; keeping the friendship alive is another, and for people who fear being a burden or who freeze at reaching out, existing friendships can quietly fade from simple neglect rather than any falling-out. The good news is that maintaining friendships takes less than you fear, and the small efforts that keep them warm are well within reach.
Friendships fade from silence, not dislike
Most friendships that drift apart do so not because either person stopped caring, but because both stopped reaching, each waiting for the other, each half-assuming their silence meant something. The anxious mind is especially prone to reading a lapse in contact as evidence that the friend has lost interest, when usually the friend is simply busy and assuming the same about you. Understanding this frees you to reach out without the dread that you are imposing. A friendly message after a gap is almost always welcomed, not resented. Separating this fearful story from the boring, likely fact is the same cognitive skill the American Psychological Association describes for anxiety.
Small, low-effort touches
Keeping a friendship warm does not require grand gestures or constant contact. A short message remembering something they mentioned, a quick check-in, sharing a small thing that made you think of them, these tiny touches keep the thread alive with very little effort. You do not have to write a long, perfect message; a brief, warm one is plenty, and often better, because it is easy to answer. Lowering the bar for contact is exactly what lets an anxious person actually stay in touch.
Remember and follow up
One of the warmest things you can do is remember what matters in a friend's life and ask about it later: the job interview, the sick parent, the trip they were excited about. This signals that they mattered enough to be remembered, which most people rarely feel. It costs little and means a great deal, and it deepens friendships far more reliably than any impressive conversation. Simply paying attention and following up is a quiet superpower in relationships.
Reach out even after a long gap
If you have let a friendship lapse for a long time, the fear says it is now too awkward to reach out, that too much time has passed. Almost always, this is false. A warm message after a long silence, you crossed my mind and I realized I miss you, how have you been, is usually met with pleasure, not resentment. People are touched to be remembered, and glad someone was brave enough to reach first. You rarely need to elaborately justify the gap; the reaching itself is what matters.
Protect the friendships that feed you
Not every relationship deserves equal effort, and part of maintenance is investing in the friendships that are genuinely nourishing rather than draining yourself trying to keep every acquaintance. A few close, reciprocal friendships do more for your wellbeing than a large network of shallow ones, which is why the depth of your relationships matters more than the number. Tending those close bonds is part of the connectedness the National Institute of Mental Health links to good mental health.
Lowering the bar for staying in touch
The single biggest thing that keeps anxious people in touch with their friends is lowering the bar for what counts as reaching out. If contact has to be a long, perfect, thoughtful message, you will keep putting it off until too much time has passed and it feels even harder. But a friendly message does not have to be any of those things. A single line is plenty: thinking of you, or saw this and it reminded me of you, or how did that thing go. These tiny touches keep the thread alive with almost no effort, and they are often easier for the friend to answer than a long message would be. Give yourself explicit permission to send the small, imperfect version, because the small version sent beats the perfect version you never get around to. Friendships are kept warm by frequency of contact far more than by the polish of any single message, so aim for little and often rather than rare and perfect. The bar was never as high as your anxiety told you; drop it, and staying in touch becomes something you can actually do.
Reaching out is the whole skill, and it rests on managing the fear of being a burden. For that, see how to ask for what you want despite the fear of no, and for the full method, Unjudged.