Short-term withdrawal of beta-blockers improved exercise outcomes in certain patients with heart failure with preserved ejection fraction (HFpEF), according to a small randomized trial. After 2 weeks ...

Mustafa Akcakoyun, M.D.; Yunus Emiroglu, M.D.; Selcuk Pala, M.D.; Ramazan Kargin, M.D.; Gamze Babur Guler, M.D.; Ozlem Esen, M.D.; Hekim Karapinar, M.D.; Birol Say, M ...

Chronotropic assessment in heart failure management centres on evaluating the heart’s ability to modulate its rate in response to physiological demands. Chronotropic incompetence, defined by a blunted ...

Because glucagon in animals has positive inotropic and chronotropic effects in the presence of beta-adrenergic blockade, catecholamine depletion or full digitalization, its cardiovascular effects in ...

Background: Heart rate recovery (HRR) and chronotropic incompetence (CI) in patients with subclinical hypothyroidism (SCH) has not been explored previously. The aim of the present study was to ...