speakout B2 unit 1b vocab from watching

to shrink

to become smaller, or to make something smaller

age-related declines

the gradual, normal slowing and weakening of certain physical and mental functions as we get older, like slower thinking

neural connectivity

brain connections

to cram

to try to learn a lot very quickly before an exam

to hit the gym (informal)

a slang phrase meaning to go to the gym to exercise or work out

a meathead (informal)

slang term for a man who is stupid but also muscular

to exhibit

to show something, esp. a quality, by your behavior