Astanga Hrudaya
वृद्धश्चलो रुजस्तीव्राः प्रतनोति समीरयन् । तेजस्तदुद्धृतं धत्ते तृष्णाशोषमदभ्रमान् ॥ ६५ ॥
by that vayu (vata), getting increased produces severe pain, causes increase of pitta which in turn produces thirst, emaciation,
english translation