Persistent fatigue disrupts productivity, concentration, and emotional wellbeing. Understanding low energy causes allows individuals to address underlying problems before they progress into serious health conditions. Occasional tiredness follows long work hours or inadequate sleep, yet ongoing exhaustion signals a deeper

A ferritin blood test measures the amount of ferritin in the bloodstream and helps clinicians evaluate Fe stores in the body. This element acts as a storage protein that binds iron and releases it when cells require oxygen transport and