Below are the reasons.
1. Essential Tremor.
This is a nerve disorder that makes it difficult for you to hold something properly. Whenever you try to use your hands they will begin to shake.
2. Parkinson’s Disease.
This condition affects the cells in your brain, thereby making your hand to shake. This could also make it difficult for you to move properly and find balance.
3. Overactive Thyroid (Hyperthyroidism).
This is a condition that occurs when your thyroid gland is not functioning properly. This could affect your hands, thereby making them to shake.
4. Low Blood Sugar.
When the amount of sugar present in your nerves and muscles is limited, it could reduce your energy levels, thereby making your hands to shake.
Stress could affect your heart beat and your brain function. This could then make your hands to shake because of tiredness.
6. Certain Medications.
There are certain drugs you take that could make your hands to shake, probably because of the side effects.