“Get well soon” is fine for a bad week. It is the wrong sentence for a chronic illness or a serious diagnosis, because it quietly asks the person to recover on a schedule. Matching the message to the situation matters more here than in almost any other kind of card.
For a short-term illness
Keep it light and do not require a reply. “Heard you are out with the flu — hope you are horizontal and being fed grapes. No need to reply, just sending sympathy.” Explicitly releasing them from replying is the kindest part of the message.
Before surgery
Send it the day before, not the morning of, when their phone is off and their head is elsewhere. “Thinking of you tomorrow. You will be brilliant, and I will be waiting for the update whenever someone gets round to sending one.”
After surgery
Address the recovery, which is the long boring part everyone forgets about. “Glad that is done. Tell me when you are up for visitors and whether you want company or just someone to sit on your sofa and not talk.”
For a serious or long-term diagnosis
Avoid “get well soon”, “stay positive” and “you are so strong”. They put a job on the person. Try instead: “I am so sorry. I do not have anything useful to say, but I am here and I am not going anywhere.” Admitting you have no words is more comforting than producing bad ones.
Offer something specific
“Let me know if you need anything” is a nice sentence that generates no help, because it asks an exhausted person to delegate. “I am dropping soup off Thursday, leaving it on the step” gets acted on. Name the thing and name the day.
Keep sending them
Messages flood in during week one and stop by week three, which is when it gets lonely. A short text a month later — “still thinking of you, no reply needed” — is worth more than the first five put together.
Drafting it
TextAI’s Get well text tool handles the tone problem, which is the real difficulty here. Tell it the relationship and the situation and it avoids the phrases that land badly.

