HIV is spread by bodily fluids such as blood, breast milk or semen. It gradually weakens the body's immune system and makes it vulnerable to disease, including ones rarely seen in otherwise healthy ...

Trump's diplomatic shift on Ukraine sparks jubilation in Russia, concern in Europe, and defiance from Zelenskyy.

You’re enjoying a casual stroll through the park, daydreaming about your next vacation, when suddenly — BAM! — someone nearby collapses. People gasp, time slows, and everyone looks ...

A study examining more than 623,000 cardiac arrest cases found that white people were three times more likely to survive the episode than Black people.