In a competitive world, is it always best to finish first? A tribute to second place, second thoughts, and second opinions.

You might assume that Olympic gold medallists have more successful lives than their silver-placed competitors. A study shows that on average winners die a year younger than the runners up, and earn less money.

In the invasive jelly-fish wars of the Black Sea of recent years, it seems the second-comers prevailed over the voracious first-timers.

And what about siblings? Does the first-born in a family really have any discernible advantage in life?

Also, the potential perils of cutting-edge wearable medi-tech, the value of second opinions, and the chemical benefits of silver itself.

Presented by Marnie Chesterton, with Godfred Boafo and Andrada Fiscutean