Prevalence of bleeding in patients on single or dual antiplatelet therapy combined with vitamin K antagonists or direct oral anticoagulants.

Background: Patients with atrial fibrillation often require anticoagulation therapy to prevent stroke and thromboembolism. However, anticoagulants can have serious side effects, such as bleeding, particularly when combined with antiplatelet therapy.

Objective: The aim of this study is to estimate the prevalence of major bleeding in patients receiving either dual or triple antithrombotic therapy.

Sleep patterns and awareness of the consequences of sleep deprivation in Saudi Arabia.

Purpose: Sleep deprivation is a growing challenge in modern society and places a burden on people's physical and mental well-being. However, only a few studies have investigated sleep patterns and awareness of the associated risks of sleep deprivation in Middle Eastern countries. This study aimed to explore these issues in adults in Saudi Arabia.