 More than one in five people, 23% worldwide, tell Gallup that they felt loneliness a lot of the day yesterday. Research has shown that when people feel lonely, it makes other issues like sadness, stress, and anger even worse. Loneliness is a big issue in many African nations, according to the Gallup survey. Less so in Kosovo, Estonia, and Vietnam. I'm Rory O'Neill. WGCH News Center time is 7.57.