Charak Samhita
व्यायामोद्वर्तनं धूमं कवलग्रहमञ्जनम्। सुखाम्बुना शौचविधिं शीलयेत् कुसुमागमे ॥२४॥
In kusumagama kala (at the advent of spring) when flowers blossom (vasanta) one should regularly resort to physical exercise, dry massage, medicated smoking, gargling, and collyrium. Bathing and cleaning of excretory orifices should be done with lukewarm water.
english translation
vyAyAmodvartanaM dhUmaM kavalagrahamaJjanam। sukhAmbunA zaucavidhiM zIlayet kusumAgame ॥24॥
hk transliteration by Sanscript