A primary cause of excessive yawning can be lack of adequate oxygen in the blood according to medical practitioners. Yawning enriches the oxygen supply to the blood enhancing your responsiveness in various situations. Though yawning is generally related to the deficiency in blood oxygen, excessive yawning can be caused by numerous ailments. Excessive yawning is characterized as the occurrence of up to four yawns in a minute and continuing for some time.
Ailments such as brain tumor, epilepsy, cardiac problems, anxiety disorders, encephalitis, cerebral palsy, multiple sclerosis, etc, can cause excessive yawning. Medications such as anti-depressants and medicines used in the cure of Parkinson’s disease are known to cause excessive yawning. There is no need to be distressed, however, consult your doctor forthwith.
In case your problem is excessive yawning only, you may be asked by your doctor to watch for other indications and report. Take a short break and be alert to discover the attendant symptoms. You should take adequate rest to circumvent the problem, but if excessive yawning persists, your doctor may suggest blood tests and CAT scan.
The more frequent causes associated with excessive yawning are disturbance in normal sleep pattern, namely, mononucleosis, sleep apnea and insomnia. In case, you have no associated symptoms, your yawning, most probably, could be the result of susceptibility to other’s yawning. The spark-off can be either visual or emotional and the diagnosis is not weird. Even after studying all these symptoms and if medication is not the cause of excessive yawning, further examination is required to be done to find out the causes of this malady.
Excessive yawning is actually not an indication of tiredness or exhaustion. Others may consider something is amiss, and may misread your excessive yawning as caused by boredom or fatigue. You can limit the conspicuousness by covering your mouth when yawning. Consult your doctor if excessive yawning persists.
Never let your problem of excessive yawning untreated. Your doctor will identify the correct cause of your excessive yawning. Accompanying indications such as migraines, lack of sensation in the extremities, fainting or distorted vision requires you to consult your doctor. Thorough rest is needed while going through the procedure for determining the causes for your excessive yawning.