In this NY Times
interview with Roger there was this:
Many factors have contributed to Federer’s midseason resurgence: a healthy back, Rafael Nadal’s struggles and perhaps the slight increase in mobility that came when Federer dropped nearly 10 pounds from March to May.
First time I've heard of Roger shedding some pounds this year....
And from that Montreal
blog posting: 'Federer seemed in extremely high spirits. He was tanned - no telltale bags of late nights with the newborns under his eyes. He looked scary fit, too
I must admit I'm a bit nervous about this HC season as the one earlier this year was not great. So I'll take anything I can get as hopefully a positive sign.