Low doses of psychostimulants, including methylphenidate (MPH), are highly effective in the treatment of attention-deficit/hyperactivity disorder (ADHD). At these ...

The aim of this study was to assess the influence of anxiety and plasma catecholamines on the pharmaco-induced erection of psychogenic erectile dysfunction (ED) patients. A total of 23 patients with ...

Parents and children from 38 families were submitted to a cold-stress and maximal treadmill test. The number of subjects varied depending on the measurements. Plasma epinephrine and norepinephrine, ...

Pheochromocytoma is a catecholamine-producing tumor that originates from chromaffin cells of the adrenergic system, most commonly in the adrenal medulla. There are two main steps in the diagnosis of ...

Proceedings of the National Academy of Sciences of the United States of America, Vol. 75, No. 11 (Nov., 1978), pp. 5520-5524 (5 pages) Intracellular cyclic AMP was increased more than 100-fold when ...

You’re probably already heard of cortisol. Otherwise known as the stress hormone, it plays a crucial role in the body’s stress response, and can lead to anxiety, high blood pressure, facial puffiness ...

Hi i'm sanda, a 23 year old male. I was diagnised with high blood presure in a public hospital where they took blood and all test came negative besides 24 hour catecholamines which they were positive, ...