Why aren't prescription charges free across the whole of the UK? Acute Kidney Injury has shot up the NHS agenda in the last decade. Mark Porter visits Derby Royal Hospital to find out why kidney problems are so common and discovers what's been done to prevent damage to an organ many of us take for granted. Plus the World Health Organisation has removed the UK's measles free status because too few children are being immunised. Could making the vaccine mandatory be the answer? Margaret McCartney examines the evidence. And as the academic term gets underway Inside Health learns of a novel method to help with the prevention of meningitis amongst university students who are at risk of the disease.

Dr Mark Porter finds out about 'singing for lung health', an evidence based therapy for helping people with breathlessness arising from conditions like Chronic Obstructive Pulmonary Disease. He hears from the choir based at Charing Cross Hospital in London and talks to respiratory physiologist, Adam Lound, to find out how the breathing and singing techniques being taught there, as well as the camaraderie, improve people's quality of life and confidence. Does exercise increase the risk of worsening an aortic aneurysm? Consultant vascular surgeon, Rachel Bell talks about the benefits of cardio vascular exercise for people with aneurysms. Dr Margaret McCartney reviews the evidence on sunscreens. Also in the programme, Saiju Jacob discusses myasthenia gravis, an auto-immune condition that causes muscle weakening. He explains what causes it and how it's treated.

What is the risk of catching rabies from bats in the UK? We answer this question prompted by a case at Mark Porter's surgery last week when a bat flew straight into a person in broad daylight. Hip dysplasia in babies is a condition where the ball and socket of the joint don't form properly in early life. Every baby is examined as part of the National Screening Programme but new research suggests hundreds are being missed. Plus tips from Margaret McCartney and Carl Heneghan on finding reliable health information online. And what is clinical law?

Dr Mark Porter finds out why non-steroidal anti-inflammatory painkillers can affect female fertility by preventing ovulation. Prof Richard Anderson from Edinburgh explains. And the link between gut bacteria and Parkinson's disease and why a new trial that is finding out if a particular probiotic can improve symptoms of the disease. Prof Ray Chaudhuri from King's College London explains. Also the latest evidence on the optimum intervals between blood donations and in the latest look at health and the internet Dr Margaret McCartney and Carl Heneghan unpick the pros and cons of patient groups and online forums

Decline in Male Fertility and evidence sperm counts have dropped dramatically over the last 40 years but despite this, research into the understanding of male fertility problems have fallen behind. Two leading specialists in the filed explain the issues. Plus diagnosing Urinary Tract Infections in the Elderly and risks of over treatment leading to antibiotic resistance. And tips from Margaret McCartney and Carl Heneghan on identifying health websites to trust.

The new Cancer Research UK campaign that compares obesity to smoking as a risk factor for cancer has come under criticism; Margaret McCartney debates the issues with Professor Linda Bauld. And how healthy is your liver? Do you know? Does your doctor know? Liver Function blood tests are notoriously difficult to interpret and early disease is often missed. Hence a new initiative - Intelligent liver function tests devised by a team from the University of Dundee. And a new mini series on which websites to trust and whether the health information you've found is reliable. Top tips on how to navigate the internet.

In a new series of Inside Health Dr Mark Porter explores the growing initiative to 'deprescribe'. The last two decades have seen a dramatic increase in prescriptions and over the counter medication use with one third of people aged over 75 taking at least six medicines. Evidence suggests a person taking ten or more medicines is 3 times more likely to be admitted to hospital. Yet this is not just an issue in the elderly. Inside Health visits a children's ward with a new drug optimising service leading the way in appropriate prescribing for kids. Mark Porter investigates why such a huge number of people are on multiple medications and discusses the barriers to change with tips from leading experts trying to achieve a new approach.

Fiddling figures in research and why it matters that outcomes aren't switched or goal posts moved; involving parents in the care of premature babies to improve recovery; feedback on the current series

Why vaping is dividing public health experts causing a polarised split; prehabilitation before cancer surgery and the benefits of preparing for an operation; plus can hospital safety be compared to lessons learnt from the aviation industry?

Cannabidiol or CBD oil has had a recent surge in popularity but is there any evidence for it having any health benefits? Dr Margaret McCartney reviews the research. Mark visits the Dental psychology service at Guy's Hospital in London and talks to Tim Newton about dental phobia, the treatment available and how successful it is at treating a phobia which affects 1 in 10 people in the UK. Also what causes gout and why has advice changed on the best way to treat it? Mark talks to rheumatologist, Dr Tim Tait at United Lincolnshire hospitals.