The generation of random numbers has many uses (mostly in statistics, for random sampling, and simulation). Before modern computing, researchers requiring random numbers would either generate them through various means (dice, cards, roulette wheels, etc.) or use existing random number tables.
Yawning, swallowing or chewing helps open the small canal (Eustachian tube) which connects your middle ear in the inner side of the ear drum, and equalizes the pressure with the outer side and causes the sensation of ears popping when swallowing.
Tonsillitis is painful swelling in the tonsils, causing sore throat, red tonsils, pain, fever, and more. Aspirin poisoning is a medical emergency and can cause nausea, vomiting, drowsiness and more. Tinnitus is a ringing, buzzing, clicking, hissing, or roaring sound in the ears. Symptoms include ringing in the ears (tinnitus), pressure or fullness in the ears. Muscle strain occurs when muscles are stressed, overworked, or injured due to physical activity or labor. Viral pharyngitis is a sore throat caused by a virus, and causes throat pain and cold-like symptoms.