Immunity to Covid-19: March 2023 update
How do our bodies defend against Covid-19? Read how immune responses differ across people, variants, reinfection, vaccination, and current immunisation strategies.

This POSTnote discusses recent research on Coronary heart disease (CHD) and diet and the issues raised. POSTnote 36. POST. 1992.
Diet & heart disease (286 KB , PDF)
Coronary heart disease (CHD) is a major cause of premature death and is known to be influenced by diet. Dietary advice given by government departments has concentrated on reducing fat intake and blood cholesterol levels. However, recent research suggests that dietary factors such as vitamins may also be important, with implications for the emphasis in health education and disease prevention.
This POSTnote discusses recent research on CHD and diet and the issues raised.
Diet & heart disease (286 KB , PDF)
How do our bodies defend against Covid-19? Read how immune responses differ across people, variants, reinfection, vaccination, and current immunisation strategies.
This POSTnote will analyse available data on recent trends in distress linked to gender identity and lifespan trajectories in children and adults.
This POSTnote will explain plans to improve patient choice in the context of reforming the Mental Health Act.