In a health check in Jordan, lots of people at high risk for high blood pressure didn’t actually have it yet — so there’s a real chance to stop it before it starts.

What we've found so far does not support the idea that preventive interventions help people at high risk for hypertension before they develop the condition. Our current analysis shows that out of one assertion reviewed, 29.0 refute the claim and none support it [1]. We looked at a report from a health check in Jordan that identified many people at high risk for high blood pressure who did not yet have it, suggesting a window of opportunity for prevention [1]. While this observation points to a group that might benefit from early action, the evidence we’ve reviewed does not show that interventions actually help in this group. In fact, the balance of the evidence we analyzed leans against the effectiveness of preventive strategies for these individuals [1]. It’s important to note that just because people are at high risk doesn’t mean we have proof that acting early makes a difference—based on what we’ve seen so far. Our analysis does not rule out the possibility that some approaches could help, but the available data do not support that conclusion at this time. We recognize this is a limited set of evidence, and our understanding may change as more data become available. Right now, we can’t say preventive efforts work for people at high risk of hypertension, even if it seems logical they might. Practical takeaway: If you're at high risk for high blood pressure, lifestyle changes like eating better or moving more may still be beneficial for overall health—but based on what we've reviewed so far, we can’t say they will definitely prevent hypertension.