The answer would be B or D but i'm pretty sure it's B
Found this online hope it helps!
Encontró esta esperanza en línea que ayuda!
http://www.un.org/esa/socdev/unyin/documents/ch04.pdf
I did not write this, please dont give me credit for document.
<span>No escribí esto, por favor, no me dan crédito por el documento.</span>
Which one of the following choices is an effective way to prevent low-back pain?
c. maintain correct posture.
Answer:
It is TRUE that In the Harvard alumni study, Paffenbarger reported that individuals who burned fewer than 1,000 calories per week during exercise had nearly twice the mortality risk as those who burned more than 2,500 calories per week
Explanation:
Ralph S. Paffenbarger, Jr. was an epidemiologist, ultramarathoner, and professor at both Stanford University School of Medicine and Harvard University School of Public Health.
A calorie is a unit of energy. In nutrition, calories refer to the energy people get from the food and drink they consume, and the energy they use in physical activity. Calories are listed in the nutritional information on all food packaging. Many weight loss programs center around reducing the intake of calories.
The risk of mortality provides a medical classification to estimate the likelihood of in-hospital death for a patient.
Hold two fingers to beneath the jaw line then count how many beats in 6 (eg) seconds the multiply by 10 (eg) so you get the number of beats in one minute