According to guidelines by the american journal of hypertension, who should watch their sodium intake?

I believe the answer is: People diagnosed with hypertension.

Studies shown that consuming sodium would increase the chance of blockage within your blood vessels and tend to lead to high blood pressures. American heart association recommend people to not consume more than 2,300 mg of sodium to avoid this occurence.

the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.