I love to go on long hiking trips. What about you?
Yes ,its referred to as a for a long, vigorous walk, usually on trails (footpaths).
What can hiking do for your body?
Hiking makes one physically fit.also used, as well as rambling, while walking in mountainous plain. 
Is hiking dangerous?
Trail
A trail is usually a path, track or unpaved lane or road. In the United Kingdom and the Republic of Ireland path or footpath is the preferred term for a walking trail. The term is also applied, in North America, to routes along rivers, and sometimes to highways. In the US, the term was historically used for a route into or through wild territory used by emigrants (e.g. the Oregon Trail). In the USA "trace" is a synonym for trail, as in Natchez Trace
Hiking
Hiking is the preferred term, in Canada and the United States, for a long, vigorous walk, usually on trails (footpaths), in the countryside, while the word walking is used for shorter, particularly urban walks. On the other hand, in the United Kingdom, and the Republic of Ireland, the word "walking" is acceptable to describe "all forms" of walking, whether it is a walk in the park or backpacking in the Alps. The word hiking is also often used in