Arzni Health Resort is a whole complex for treatment and rest. It is situated at a height of 1250 meters above sea level on the 23th km to the North of Yerevan, on the slope of the gorge covered with forest and shrubbery, where clear and ringing purl of Hrazdan river can be heard.

The climate in Arzni is continental, the winter is soft (the average temperature in January is -5C), the summer is pleasantly cool (the average temperature in July is +22C), the autumn is warm and long-lasting. The sunny days of the year make 2236 hours. By the amount of clear days Arzni exceeds all the health resorts of the Caucasus.

The atmospheric pressure is stable, without sharp changes and is equal to 657 mm of the mercury column. The main therapeutic factors of Arzni are the bicarbonate-chloride-hydrocarbonate-sodium water, and the climate of the mountainous areas with typical low barometric pressure. The considerable quantity of carbon dioxide in mineral waters (1.25-2.0 g/l) and the availability of diverse mineral elements (8-10g/1) are of particular importance for the effective treatment.