Any of a group of neurons that become active both when an animal moves in a certain way and when the animal observes others performing the same action. Learning by simulation or imitation is thought to be a function of the system of mirror neurons in the brain. See also: neuron. 1  Facebook.
5. Lectins. Lectins are found in high quantities in beans and wheat, which as mentioned earlier reduce nutrient absorption and can cause indigestion, bloating and gas for many people.
1 Fiber is also great for leptin levels, mainly because it keeps you feeling full -- and generally fiber-rich foods are natural and good for you in other ways, too. 2  Peas, beans, lentils, almonds, raspberries, broccoli, and oats are all great sources.