- The fasting-mimicking diet is thought to reduce disease risk and improve lifespan
- The diet involves reducing calories significantly for five consecutive days every three months
- Fasting can put the body into standby and activate pathways that lead to regeneration of cells
Vital Signs is a monthly program bringing viewers health stories from around the world.
(CNN)How much -- or how little -- you eat could influence how long you live.
The idea of caloric control improving your health, and therefore your lifespan, is nothing new, but researchers are now hoping to accurately determine the type of diet that could make you live longer.
One team at the University of Southern California (USC) are reducing the calorie count as low as it can go, using specific foods to trick the human body into thinking it's fasting -- a process called fasting mimicry.