Stretching your neck up or out? Maybe you're too low at the front and your kinking your neck up to see? Helmet too tight? Sunglasses too tight? Do you have long hair? If it's tied up it can contribute. Salt intake? If you're only drinking water, you will just piss it out, you need a bit of salt to retain the fluids.
Stretching your neck up or out? Maybe you're too low at the front and your kinking your neck up to see? Helmet too tight? Sunglasses too tight? Do you have long hair? If it's tied up it can contribute. Salt intake? If you're only drinking water, you will just piss it out, you need a bit of salt to retain the fluids.