We first define the function as a variable, myFirstFun, using the keyword function, which also receives n as argument (no type specification). The latter will exist within the function. We used an integer, but 'n' could also be a vector or a matrix or a string: R handles all this nicely for us.
America in the 20th Century. The 20th century heralded the beginning of a new era in fitness. President Theodore Roosevelt, perhaps the most physically fit president ever to occupy the Oval Office, used his power and own example to encourage U.S. citizens to be physically active.
Exercise and Fitness: An Important Component of Wellness. The term wellness is defined as: An active process of becoming aware of and making choices toward a more successful existence.1 A more successful existenceâwhat a wonderful image that conjures up: health, wholeness, and physical well-being. Exercise and fitness are some of the key ingredients to achieving this vibrant state.