What are the causes for body tremors?

Many possibilities: Tremors can be neurological, hormonal, or anxiety driven. A full assessment with a primary care physician is needed. The doctor needs to evaluate the type of tremor, when it happens, what parts of the body are affected, and if there are any other symptoms of movement disorders.

Multiple causes: Feeling of cold, anxiety, fear, drug side effects, alcohol withdrawal, certain addicting drug withdrawal, increased thyroid level and some diseases of nervous system. Need to see a neurologist.