An adult begins attending exercise classes regularly. The adult's height does not change, but they also increase their daily energy intake. After several months, their BMI has not decreased.
Explain why the adult's BMI may not have decreased.
102 exam-style questions on Edexcel GCSE Biology 5.4 Non-communicable diseases, covering 5.4.1 Interaction of factors in non-communicable disease, 5.4.2 Lifestyle factors and non-communicable disease, and 5.4.3 Treatments for cardiovascular disease. Each one has a worked solution and a mark scheme showing where the marks go.