What is physical activity?

question 24 options:

a)
any bodily movement that is produced by the contraction of skeletal muscles and substantially increases energy expenditure.

b)
working at a computer station

c)
playing video games

d)
sitting on the couch

Stuart runs with his brother each morning, and they can only speak one or two words at a time between multiple deep breaths. which best describes their heart rates during this activity? low moderate vigorous dangerous

When does the american college of obstetrics and cynecology (acog) recommend young women to have their first appointment with a gynecologist

The idea that some faces are inherently more attractive than others is supported by research demonstrating that people we like seem more attractive to us. people prefer averaged composite faces to individual faces. people from different cultures enhance their appearance in different ways. standards of beauty change over time.