Select all that apply. What are the benefits of stretching?

helps you sleep better
strengths the heart muscle
helps you lose weight
makes you stand straighter
prevents leg cramps

Which popular american sandwich is made by placing a beef patty inside a bun?is an american classic prepared by placing a fried or barbequed beef patty in a bun.

Astructural difference between the trachea and esophagus that prevents the trachea from collapsing is the presence of: a) smooth muscle b) skeletal muscle c) respiratory cilia d) rings of cartilage

Describe the concept of interval training. what is the benefit of this type of training?