Conversion between metric and English units. 1 meter (m) = 39.4 inches = 1.09 yards; 1 yard = 0.92 m. 1 centimeter (cm) = 0.39 inches; 1 inch = 2.54 cm. 1 millimeter (mm) = 0.039 inch = 39/1,000 inch; 1 inch = 25.4 mm. 1 micrometer or micron (um) = 0.000039 inch = 39/1,000,000 inch;
Lifelong physical activity, is also an activity that you enjoy and can do for the rest of your life to keep fit. It can involve participating in a range of physical activities that enhances your health.
The lifelong dimension is relatively non-problematic, as it simply comprises what an individual learns throughout life. It is widely accepted that as knowledge and skills become obsolete, individuals continuously update their competencies in a process of continuous learning.