Discuss four ways that you can keep your nervous system healthy.

four ways that you can keep your nervous system healthy are.

making sure you are getting adequate sleep

making sure to stay physically active even if not a lot

make sure to keep yourself clean by taking shower and brushing your teeth.

and make sure you are eating healthy as well!

i hope this helps if it did i would appreciate marking me brainiest if it didnt help let me know so i can correct myself for the future!

hello there,

igneous rock formed from below the surface would have more crystals because

answer: because magma cools more slowly than lava

the answer is true when observing or determining population size, a direct observation is use, in which each organism is counted in a population or in an area. one benefit of this measure is that you get the exact population count but it will take a long time to  determine  the  size  of a  population.