It has been estimated that the average human brain contains about 100 billion neurons and, on average, each neuron is connected to 1000 other neurons. This results in the generation of vast and complex neural networks that are the mainstay of the brain's processing capabilities. Neurons are the basic data processing units, the 'chips', of the brain. Each neuron receives electrical inputs from about 1000 other neurons.
New research from Italy suggests that low levels of vitamin D may increase your risk of erectile dysfunction. When researchers tested 143 men with varying degrees of erectile dysfunction, they found that nearly half of them were coming up deficient in D, and only one in five had optimal levels of the nutrient.
Guava, kiwi and fresh berries are natural sources of vitamin C that keep your nitric acid level high. This keeps the oxygen concentration of blood high and this is important for increasing sex stamina. Vitamin B-complex . Vitamin B1 to B5 and B-12 help to raise your sexual desire. These boost your energy level and improve the circulation of the blood.