The character of Sheldon Cooper was inspired by a computer programmer personally known to series co-creator Bill Prady. He is named in honor of actor/producer Sheldon Leonard and Nobel Prize Laureate Leon Cooper.
The infection is caused by bacteria. However, excessive use may irritate you. Soda also dehydrates you, and for proper urinary health you should be drinking lots of water, and also cranberry juice. Your physician was definitely right in telling you that it could have made the bladder infection worse.
Drinking club soda may cause more gas and bloating. If you're feeling gassy and bloated, drinking club soda won't help. In fact, it might make things worse. The carbon dioxide added to plain water to make club soda can actually cause gas and bloating. Consult your doctor if your abdominal pain and distention lasts for several days.