Since appetite and thirst often diminish with age, they may think that they do not need to eat or drink as much as they really should.
از آنجایی که در این سنین اشتها به غذا و نیاز به آب کمتر احساس می‌شود ،‏ شاید به اندازه لازم غذا و آب صرف نکنند .‏