Define
A warning designed to change a health behavior (stop, screen, stay home), not to sell a brand.
Mechanism
Fear with a next step. The threat is specific. The action is doable today. Fear without an action is cruelty.
Verdict
The risk is real and the action is clear. Official or civic voices help.
Don't
We are selling a commercial product with borrowed panic. That is a different, usually worse, decision.
Copy skeleton
[IMAGE: the everyday habit fused with its worst outcome in one object] [HEADLINE: 2 to 4 words that hand the choice to the reader] [THE SPECIFIC RISK: who it hits and what it does, with the official figure if one exists] [REASSURANCE: the step is safe, quick or free] [ONE ACTION FOR TODAY: a singular command: BOOK / STOP / CALL / STAY HOME] [HOW: NUMBER · APP · NEAREST CENTRE · HOURS] [SOURCE: the health authority behind the claim, small at the foot]
Gulf note
In the Gulf a health warning carries weight when a named health authority stands behind it, as the Daman ad borrows the WHO, so cite the source and point the action at a channel people already use, such as the Ministry of Health's Sehhaty app in Saudi Arabia. Arabic lets you address one woman or one man in the singular, which lands harder than speaking to the public. Show the risk through a fused everyday object rather than injured people, and never mock or shame a group. Time it to real seasons of risk: fasting with a chronic illness in Ramadan, summer heat, back-to-school vaccinations and winter flu.
Rights-cleared examples
"A Book Mark Would Be Better" poster
It uses playful, exaggerated humor (ironing a book page) to correct a common bad habit without being overly scolding or authoritative.
"Abstinence More Powerful Than Penicillin" poster
The design uses strong typographic contrast to elevate 'abstinence' over 'penicillin'.
"Be Wise, Don't Play with Firecrackers" poster
Three flat colours and no halftone is a production decision that becomes the style: every shape has to be a silhouette, so every shape reads at distance.
"Be Wise, Don't Play with Firecrackers" poster
The child's face is cut out of the red firecracker in white, and a red wedge of the firecracker cuts across one eye, so the injury is suggested by the shapes instead of drawn.
"Both of These Men Had Syphilis" poster
The headline Both of these men had SYPHILIS gives the two figures the same starting point, so the weekly shots become the only variable.
"Cancer Danger Signals" poster
The use of featureless silhouettes depersonalizes a terrifying subject, making it easier to look at.
"Cover Coughs, Cover Sneezes" poster
The poster relies on pure visceral disgust.
The traffic light borrows the language of driving, so CURB SERVICE reads as a stop-and-go errand rather than a trip into the library.
"Diphtheria strikes unprotected children" poster
It makes an invisible, abstract threat (disease) into a visible, physical attack (lightning), and similarly makes the preventative measure (a vaccine) into a tangible defense (a shield).
"Don't fight cancer alone" poster
It uses classical allegory to elevate the struggle against disease to a heroic battle, positioning the medical establishment as a powerful ally.
"Don't go to bed with Malaria Mosquito" poster
It uses humor and sexual innuendo to grab attention.
The awkward, off-balance pose of the pedestrian captures the exact moment of panic and near-miss, making the danger feel immediate.
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