Do’s & Don’ts before the blood tests

Drinking adequate water will not only make you feel better if you are fasting, it will also make for a smoother blood draw.
Sleep: make sure you get enough sleep the night before the blood test.
Calm down and relax for 10-15 min prior to blood withdrawal.
Avoid caffeine & Chewing gum.
Avoid specific foods and drinks such as herbal tea, alcohol.
Make sure not to overeat the day before a test.
No smoking.
Avoid strenuous physical activity like exercise.
If an individual is on medication, ask the doctor if you can take those medications & follow their instructions.