Chronic stress is epidemic, and it is killing us. We know that and strive to become healthier. For some people that can be ...

There are as many as 86 billion neurons in the human brain. They make trillions of synaptic connections, with each neuron connecting with other neurons to create a complex network.  It is through ...

The scientists found something interesting: marijuana use was linked to changes in a process called DNA methylation. This ...