Hypertensive crisis occurs when blood pressure is? 1- bp high than 140/130 mmhg
2- bp high than 180/120 mmhg ​

hypertensive crisis is bp higher than 180/120

Explanation:

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.