Health and fitness will be to the human body what fine tuning would be to an engine. It is not a race, it is a pursuit. From its most general meaning, physical fitness is a general state of good physical health. It's a foundation for a long and successful life.
Physical fitness is generally measured by periodic assessments measuring strength, endurance, agility, coordination, and flexibility. Health and fitness is the capacity of the heart, blood vessels, lungs, and muscles to function at maximum effectiveness.
It has 2 meanings -- General fitness (a state of health as well as well being) and specific fitness (the potential to perform particular elements of occupations or sports). Physical fitness is important, even on bed rest.

A general-purpose health and fitness program should address the following essentials:
Cardiovascular Fitness: It's the capability of the respiratory and circulatory systems to provide oxygen to muscles during continuing physical activity.
Traditional exercises allow much more blood to be pumped with each stroke of heart.
Flexibility Training: phenq amazon reviews Stretching improves the range of motion of a joint. It improves suppleness.
Strength Training: Strength training will be the use of resistance to muscular contraction to construct the power, and size of skeletal muscles.