This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Well,to take care of your nervous system,you've got to eat plenty of vegetables and fruits, get enough rest,always wear protective head gear or a helmet when riding a bike or motorcycle to minimize the risk of head injuries,don't use illegal drugs and cigarette because they contain substances that cause negative effects to the brain and the body.