No appetite weight loss night sweats peeing alot?

See your doctor. Anorexia ( loss of appetite), weight loss and night sweats are symptoms that can result from a serious underlying illness and their presence warrants further investigation. The differential diagnosis is wide and only a doctor can narrow it down and reassure you.
See physician . You have symptoms that suggestive of some systemic illness including dm, tb, malignancy or other causes. Please see your doc.