Diabetes monitors and pacemakers have improved dramatically in the past 20 years and have fallen in price-but costs have gone up because they are now being used by more patients.

For fans of salmon nigiri or frozen fillets plucked from supermarket freezers for quick, heart-healthy protein, expect salmon portions to shrink - and prices to grow, experts say.

The medication my doctor prescribed for my heart condition is available from only one manufacturer, and the price is very high. Is that a monopoly?