3 o'clock caffeine craving can also be traced back to your gene
depending on whether you carry a "high-consumption" variant or "low-consumption" variant of either gene determines just how fast or slow you metabolize caffeine
genetics plays a big role in a lot of behaviors, such as smoking and alcohol consumption
Artificial Liver Dateline: 04/08/99 The Extracorporeal Liver Assist Device, or ELAD, is the first artificial liver to use cells from humans rather than from pigs. The device is used to sustain patients awaiting a liver transplant or whose own liver is not functioning and needs to recover.