Sam is beginning a weight-training routine. what physical improvements might result from his training?

Physically he could get increased muscle strength and mass. It could also increase his bone density and make you skeleton sturdy and strong. He might also experience an increased metabolism and better weight management.

Explanation:

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a. steroid--> influences moods in the limbic system

b. inhalant--> dissolves fatty tissue in the brain

c. marijuana--> changes how the hippocampus processes sensations