Answer:
According to Incentive theories there are two types of motivation - extrinsic and intrinsic. If you are driven by rewards in the form of outside objects like money, you would respond and utilize extrinsic motivation. If you are on the contrary, driven by internal rewards, like experience or joy from the process, you are likely to respond and utilize intrinsic motivation.
Explanation:
according to hairlossstressactions.com
"Yes, stress and hair loss can be related. Three types of hair loss that can be associated with high stress levels are: Telogen effluvium. In telogen effluvium (TEL-o-jun uh-FLOO-vee-um), significant stress pushes large numbers of hair follicles into a resting phase."
Drugs that increase brain and body activities are called stimulants.
Hope I helped! <3