(John Fedele/Tetra Images via Getty Images) Lea en español Among people having the most common type of stroke – one caused by a blood vessel blockage – those with dementia appear less likely than others to receive an advanced clot removal treatment, a large new study reports. The treatment, called mechanical thrombectomy, uses a device…

(DrAfter123/DigitalVision Vectors via Getty Images) Documented cocaine and marijuana use among young adults who had strokes rose substantially in recent decades, especially among white men and women, new research suggests. Overall, however, documented substance use among stroke patients was highest among young Black men. The authors of the study, published Thursday in the American Heart…