Answer:
Obesity.
Anatomical considerations, such as the size of the chest and the location of the heart within the chest.
Movement during the test.
Exercise or smoking before the test.
Certain medicines.
Electrolyte imbalances, such as too much or too little potassium, magnesium, or calcium in the blood.
Explanation:
Know how to communicate if the other cultural identity ppl in case they don't speak english
Answer:
1. aneamia
2.he should eat food rich in the mineral iron