What's in Your Head?
Wednesday, July 25, 2007 by Web Mistress
Every neuron (brain cell) in your head has about 20,000 synapses (or connections to other cells). That means there are about 500 trillion synapses in your brain. If you had a computer to count synapses at the rate of a thousand a second, it would take upto 15,000 years to count them.
