In humans, chronic high blood pressure forces the heart to work too hard. The muscle of the left ventricle thickens in defense, a condition called hypertrophy. Eventually, this leads to fibrosis, ...

Due to their impressively tall height, the world’s tallest mammal often cannot take shelter during bad weather.

A reassessment of the iconic species has “some dramatic implications for how we view giraffe conservation across Africa,” a new study concludes. A Masai giraffe, native to East Africa, is one of four ...

Giraffes might be facing extinction, with their numbers dropping over 40% in the last three decades, but there's an effort to save the long-necked creatures, and it involves a procedure familiar to ...