Eating too much salt makes your blood pressure go up because your kidneys can't get rid of the extra salt, which is why many people have high blood pressure.
Evidence Quality Assessment
Claim Status
overstated
Study Design Support
Design cannot support claim
Appropriate Language Strength
association
Can only show association/correlation
Assessment Explanation
The abstract uses 'causal link' but the study is a narrative review with no verifiable methodology; causal language is unsupported. The claim must be downgraded to association.
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.
Evidence from Studies
Supporting (1)
Links between dietary salt intake, renal salt handling, blood pressure, and cardiovascular diseases.
This study says eating too much salt makes your blood pressure go up because your kidneys can’t flush it out well — which is exactly what the claim says.