Hello
Easy fatiguablity has variety of causes ranging from anemia, hypothyroidism,
diabetes mellitus to neurologic causes
You need to get a basic clinic evaluation and then if needed blood tests accordingly
You don't have to do all tests in a battery - the ones specifically tailored to you alone u need to do
Feel free to contact me
Health Tips
If you have any muscle weakness which is worsening in nature you need to get it evaluated sooner rather than later