session – n. a period of time that is used to do a particular activity
stimulation – n. the action of fueling interest or activity in the body
benefit – n. a good effect or profit gained from something
boost – v. to increase or improve
prose – n. written or spoken language in its most simple form
focus – v. to cause (something, such as attention) to be directed at something specific — + on
optimally – adv. formal: best or most effective
consolidation – n. the act of making something stronger or more secure
fragile – adj. not strong