Left upper quadrant (LUQ) pain can be due to conditions that affect organs like your spleen, kidney, or stomach. It's best to see a doctor if your LUQ pain worsens or lasts more than 48 hours.

A title celebration turned into tragedy after three football fans were dead and at least 70 were injured after falling from the upper stands of Stade du 5 Juillet football stadium in Algeria.

News moves fast, and there's not always time to untangle the complex forces driving the day's biggest stories. WSJ Explains breaks down big market moves, business and economic trends, and scientific ...

Right upper quadrant pain can feel dull, aching, colicky, or cramping. Common causes include gallstones, hepatitis, and kidney stones. Treatment depends on the cause and may involve dietary changes, ...