Muscles are also necessary for movement: They're the masses of tough, elastic tissue that pull our bones when we move. Together, our bones, muscles, and joints — along with tendons, ligaments, and cartilage — form our musculoskeletal system and enable us to do everyday physical activities.
It could be physical activity
Answer: The statement above is absolutely true.
Explanation: The government provide us with physical activity guidelines in which we are directed to perform a particular type of physical activity in order to stay fit according to our age group. We all know that obesity is one of the major cause of multiple diseases. A person with excessive weight can not expect to have a good health. These guidelines specify the types and amount of exercise necessary for everyone from different age groups not only to lose weight but to stay active and lead a healthy life.
Well it depends for what like donating blood you can't give blood to a person with o negative if you have o positive because the mixing of them can and most likely well cause blood clots
