Quotes About External signals

fat cells much more than passive storage sites for excess calories. Fat cells take in or release calories only when instructed to do so by external signals—and the master control is insulin. Too much insulin causes weight gain, whereas too little causes weight loss. So if we think about obesity as a disorder involving fat cells, then a radically different view emerges: Overeating doesn't make us fat. The process of becoming fat makes us overeat.

is not surprising that biological systems like human beings are sensitive to external signals, such as geomagnetic disturbances. Magnetic fields are caused by the flow of electrons and atoms with charge, known as ions, and whenever magnetic forces change, they alter the direction of the flow of these atoms and particles. Ultimately,