The cost of everyday life is going up with inflation back on the agenda for the first time in years - can your savings and investments pass this stress test? In this week's Shares we explain why and which prices are on the rise and what it means for your long-term returns, with solutions and suggestions for you to take action. Plus, we take an in-depth look at Sirius Minerals' open offer fund raise - should you take part? - explain why political intervention can create investment opportunities in healthcare, dig deep into corporate pension deficits to reveal why they matter, plus there's loads of company news, market stats, our best investment ideas and much more.