The 22-time major champion is back at the top of the ATP rankings.
The Dane will continue to train at the Mouratoglou Academy.
The Spaniard is decompressing after a tough stretch.
Asked to name an overlooked facet of his game, Medvedev gave his two cents.
Sinner has lost all six meetings against the high-flying Russian, but will not lose heart.
The Spaniard displays sportmanship and NextGen support after a tough loss.
Whatever the Italian did differently, it helped him even the rivalry with Sinner.