The person is filled with folds in the skin, the hair has grown hoary, the individual is enfeebled because of age, by doing what, can be prevent this?
गात्रेषु वलयः प्राप्ताः श्वेताश्चैव शिरोरुहाः। जरया पुरुषो जीर्णः किं हि कृत्वा प्रभावयेत्॥