Final answer:
A high level of HDL cholesterol puts a person at high risk for coronary heart disease. HDL cholesterol helps to remove excess cholesterol from the arteries and protect against the development of heart disease.
Step-by-step explanation:
A high level of HDL cholesterol puts a person at a high risk for coronary heart disease. HDL cholesterol, also known as "good cholesterol", helps to remove excess cholesterol from the arteries and protect against the development of heart disease.
According to the information provided, a person is considered to be at high risk for coronary heart disease if their HDL cholesterol level is less than 40 mg/dL for men and less than 50 mg/dL for women.