Cardiology

Dietary changes may help treat pulmonary hypertension

Blood vessels in the lungs aren't like the others in the body. This difference becomes clear in pulmonary hypertension, in which only the lungs' blood vessels stiffen progressively, leading to chronic lung disease, heart ...

Health

Organic walnuts tied to serious E. coli illnesses

Organic walnuts from a California grower that were distributed to health food and co-op stores in 19 states have been linked to serious cases of E. coli illness, federal officials reported Tuesday.

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