Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest and technology. Her stories hold a mirror to society, reflecting both its malaise and its beauty.

Pneumonia is a lung infection caused by fluid or mucus buildup that hinders oxygen transfer; it can result from various infectious agents, some of which are contagious, or from aspirating foreign ...

Vibration machines (also called shaking platforms) create whole-body vibrations that make your muscles contract reflexively, which can increase muscle activity and burn calories. Research on vibration ...