Does anyone have trouble triggering the buttons when your wrist is bent?

Tech Specs:

Material:

Polyurethane 

Band Type:

Polar WearLink 31 coded transmitter 

Altimeter:

Yes 

Barometer:

Yes 

Compass:

Yes 

Stopwatch:

Yes 

Chronograph:

No 

Thermometer:

Yes 

Heart Rate Monitor:

Yes 

PC Compatible:

Uplink 

Waterproof:

To 100m 

Backlight/ Electroluminescent:

Yes 

Alarms:

Yes 

Recommended Use:

Skiing, snowboarding, climbing, adventure racing, mountaineering 

Warranty:

2 years