सेवा रूक्षान्नपानानां लङ्घनं प्रमिताशनम्| क्रियातियोगः शोकश्च वेगनिद्राविनिग्रहः ||११||
Indulgence in the intake of dry (non-unctuous) diets and drinks, fasting, intake of food in inadequate quantity, overuse of therapeutic purificatory measures,
grief, suppression of natural urges, inadequate sleep or sleep deprivation, dry powder massage, indulgence in baths, heredity, old age, continued illness and anger make a person too lean.
व्यायाममतिसौहित्यं क्षुत्पिपासामयौषधम् | कृशो न सहते तद्वदतिशीतोष्णमैथुनम् ||१३||
The excessively lean person does not tolerate physical exercise, intake of food in large quantities, hunger, thirst, diseases, and drugs. They also cannot tolerate too much cold, heat and sexual intercourse.
Such a person is often associated with splenic diseases, cough, wasting, dyspnoea, gulma (abdominal tumor), piles, abdominal disorders and disorders of grahanі.