Rasayana is a special concept explained in Ayurveda. The herbal medicine which specifically helps in increasing Ojas and Strength is termed as Rasayana. In general, Rasayana helps to increase intellect, skin lustre, generalised body strength, vocal strength etc. It can also be used for strengthening either organ or tissue in body or even to build immune system for recovery after diseases. Thus, there is mention of different Rasayanas and their specialised usage for either or

Winters are described to be the best season for making health or one might say to start healthy lifestyle. It is a season characterized by cold winds, freezing temperatures and even snow fall at certain places. Winds are considerably dry but nature has got strength in it. Winter & Digestion: Due to cold and windy atmosphere body pores have natural tendency towards closure to decrease the transmission of heat. Thereby our hunger increases qualitatively as well quantitatively.