Classwork

under the weather – feeling sick or unwell
heart rate – 60 to 100 beats per minute.
open heart surgery – the surgeon will cut through the breastbone (sternotomy) and spread the ribs to access the heart.
worst-case scenarios – the most severe possible outcome that can be projected to occur in a given situation.
life-threatening illness – cancer, diabetes, neurological conditions, coronary heart disease and HIV/Aids.
miracle cures – a successful treatment for a disease that was thought impossible to cure.