Welcome to HCM,
There are many causes of unintentional weight loss
if your diet is normal and no health issues but if significant weight loss is there then you must check with your Physician because we should not miss anything.
is one of the main cause of weight loss but can be easily detected by blood sugar level.
Diabetes, Overactive thyroid,Infection like Tuberculosis
, peptic ulcer
, inflammatory bowel disease
, kidney disease and any hidden malignancy.Even severe stress can cause weight loss.
These are possibilities hence it is very important to contact Physician and after careful examination required investigation can be done to detect the cause if any.
Once if there is any cause is there it can be treated accordingly.
Please take care of your health.