
The foam roller can relieve load, improve mobility, and speed up recovery, but only if it is used with judgment.

Practical guide for runners: key points, safe uses, and standout models to relieve legs and ease tension.

Keys to use them well: types, doses, caffeine, water and practical criteria to get it right in a race.

Keys for choosing energy in 42 km: types, carbohydrates, caffeine, and digestion without surprises.

The dose, the timing and the tolerance make the difference between a useful boost and a bad result.

Science clarifies which efforts it helps with, what doses are used, and why it can cause digestive problems.

How much to drink, how to distribute it, and which mistakes are worth avoiding before, during, and after the 42K.

What do these flying shoes bring, how much do they cost in 2026, and in which races do they make a real difference.

A complete look at Nike’s super shoe: performance, fit, stability, price, and real-world limits after testing it.

Real sensations, fit, grip, stability, and durability of some super shoes much talked about for their price.

Real sensations, fit, stability, grip, and recommended use of one of the most talked-about super shoes on the roads.

Two models that look very similar, but with clear differences in fit, cushioning, and running use.