Gonorrhea - medication (antibiotics) , painful urination and abnormal discharge syphilis -penicillin, antibiotics , painless sore , rash ,damage to the nerves , brains etc chlamydia -antibiotics, rarely have symptoms if do it genital pain, discharge from area
C.) Air pressure. Air pressure has nothing to do with breathing really. Air pressure is the pressure brought by the weight of air in the atmosphere of Earth.