Biathlon combines one part cross-country skiing with one part rifle shooting and is a popular TV winter sport.  

It is an event that marries two seemingly divergent athletic skill sets: Cross-country skiing is a grueling aerobic exercise, while shooting requires patience, timing and tremendous accuracy.

Ireland became a full member of the International Biathlon Union (IBU) in 2017. The first IRL Biathlon championships was held in Sweden in 2018.  

The two aspects to Winter Biathlon are:

Rifle Shooting and Cross Country Skiing.

Roller Skiing:  This is a training and summer version of Cross Country Skiing and a good introduction to Cross Country Skiing.