Procter & Gamble blame Gilette's declining sales on the continuing trend for men sporting stubble or beards. Though beards were once seen as 'for hipsters', the facial hair fashion choice now sits firmly in the mainstream.

For many men, shaving is one of life's necessities, with 75% of American men shaving daily. But a marketing war between Gillette and Schick has created a razor market that's expensive and over-engineered. Selling cheaper, back-to-basics razors, can Harry's offer an alternative?

For today's youth, neo-tribalism is the new clique. Leaving blind conformity behind, these fast-moving, flexible cultures are a cocktail of affiliations and references, always shifting and reforming. But if everyone can be whoever they like, how do you know who’s in or out?

Yoga products are worth $27 billion annually in the US. And while it's true that the number of people practising yoga – predominantly women – has increased by 20% in recent years, that doesn't explain why sales of yoga wear are up 87%. Are yoga pants set to become the next Levi's 901s?