Although ketamine is most commonly used as an anesthetic, research is mounting for its use as a possible fast-acting depression treatment. Some studies have found that it improves symptoms within hours, although the science is not yet understood.
A new study on mice, published in Nature, has added some new information to the conversation. It describes a process of which ketamine blocks signaling in a certain area of rodent brains, averting a system that could be connected to depression. The