System limits and slow medicine

Researchers have pin-pointed the best exercise routines for depression or anxiety symptoms, and they might be equal to medication and talk therapy.

Also, why states and territories are making changes to their maternity care guidance for doctors. 

An update on Alzheimer's disease off the back of important vaccine discoveries. Why the packaging of statins might need an upgrade.

And some clarity on beta blockers after a heart attack. Does everyone need to be taking them?

References:

• Valacyclovir Treatment of Early Symptomatic Alzheimer Disease: The VALAD Randomized Clinical Trial
• Assessment of adverse effects attributed to statin therapy in product labels: a meta-analysis of double-blind randomised controlled trials
• Nutritional deficiencies and muscle loss in adults with type 2 diabetes using GLP-1 receptor agonists: A retrospective observational study
• Effect of exercise on depression and anxiety symptoms: systematic umbrella review with meta-meta-analysis
• Respectful Maternity and Newborn Care Framework
• β blockers after myocardial infarction with mildly reduced ejection fraction: an individual patient data meta-analysis of randomised controlled trials
• Beta-Blockers after Myocardial Infarction in Patients without Heart Failure
• Beta-Blockers after Myocardial Infarction without Reduced Ejection Fraction