Plantar fasciitis is a painful condition that affects both feet. It causes heel pain when standing or flexing. The pain...

Pulsus paradoxus is a common cardiac and pulmonary condition that is marked by a dramatic decrease in blood pressure. Pulsus...

Pulsus alternans is a cardiac abnormality whereby the regular alternating pulses have a perceptible difference in volume. This is a...

Cardiac arrest is a life-threatening medical emergency that can occur suddenly. When someone experiences cardiac arrest, their heart stops pumping...

Trachoma is a highly contagious eye infection that can cause blindness. The symptoms of trachoma include irritation of the eyes,...