Telling people about chemotherapy

Almost nobody. You decide who is told, what they are told and when. The only people who need to know are those whose help you actually require: your employer if you need adjustments or leave, the household, and whoever is coordinating your care. Everybody else is a choice.

In practice the decision gets made for most patients, because the news travels through the family within a week and then arrives back as advice, pity and other people's stories. Deciding in advance what you will say, and to whom, is the difference between managing that and being overwhelmed by it.

Write one sentence and use it everywhere

"I am having treatment, it is going as planned, and I would rather talk about something else." Short, warm and closed. It does not invite a follow-up question.

Appoint somebody to carry the news

One relative who updates the extended family, takes the calls, and thanks people. Repeating the same conversation forty times is exhausting in a way nobody anticipates.

You can tell people the diagnosis without telling them the details

Nobody is entitled to your scan results, your prognosis or your blood counts. Saying "I would rather not go into that" is a complete answer.

It cannot tell you what to tell your own family, because households differ enormously and you know yours. What it can say is that complete secrecy is harder to sustain than most patients expect, and that the people you live with generally cope better with information than with silence.

It also cannot tell you your legal position at work. Employment protections differ by sector and by contract, and if there is a real dispute that needs somebody qualified rather than a general page. Nothing here is legal advice.

Consider who will be hurt by learning it late

A sibling or an adult child abroad who finds out at a crisis, having been told nothing for months, is a predictable and avoidable rupture in many families. Tell them early, even briefly.

Secrecy has a cost for the patient

Hiding the diagnosis means managing every conversation, refusing help you need and carrying it alone. Some patients choose it deliberately and that is their right; it is worth choosing with the cost in view.

Be careful on social media

It reaches people you did not intend, cannot be withdrawn, and generates a volume of advice and remedies that is difficult to manage. Many patients regret posting; few regret not having.

What to do next

Write your one sentence and a second for people who press. Appoint one relative to carry updates. Tell your employer what you need rather than what you have, and get it in writing. Decide your plan before the next family function.