With switching wheels the weight loss is felt in a couple different ways: Overall weight On a bike that only weighs, let's say, 28 lbs (12,700g) a loss of .9 lbs (410g) is about 3% savings.
Sinus infection or lesions can lead to headaches with tinnitus. Sinus related conditions leading to inflammation of the mucus membrane can also manifest typical ringing sounds in the ear or the head. These sinus conditions can bring on a generalized headache and sounds in the ear, sometimes followed by fever as well.
People with tinnitus complain of noise in one or both ears, or a different sound in each ear. In either case, the noise can become louder or softer at different times of the day. And the louder the tinnitus, the more tense and irritable you become. Infection or injury are common causes of the problem. But it can also be a symptom of Meniereâs syndrome, a hearing disorder caused by fluid retention in the ear, which in turn can be caused by allergies. And tinnitus can be a direct result of allergy-triggered inflammation of tiny blood vessels inside the ear.