This is called pica and may be an indication of a mineral deficiency. Talk to your doctor about this - It can be completely harmless, but some baby powders have things that should not be eaten.
Well, no one should eat baby powder. Do you mean, using baby powder can cause yeast infections?
Yes
Eat yogurt!
Sometiimes the infection affects both he bladder and the vagina. And some vaginal infections make it very sore when you pee. Get checked by a docotr.
no
if the question is "If a webcam is inserted in a vagina, can it cause a vaginal infection?" then no unless the webcam was dirty than possiblly
bacteria
Nothing causes urinary tract infection except bacteria (or possibly some viruses) that over-grow in the tissue of the tract. It is possible that the byproducts of cinnamon powder that pass out in the urine may cause irritation to infected tissue, but that is not the same as causing the problem.
Endometriosis does not cause vaginal odor on its own. However, if there is a bacterial infection present then vaginal odor can result.
No
Yes; small amounts shouldn't concern you too much but if it is more than that, call your doctor to discuss the specifics (amount, color, possible causes, etc) to ensure the safety of you and your baby.
If left untreated any infection in the vaginal or urinal tracts can cause infertility.
no
Yes, it does.
No, penis size cannot cause a Urinary Tract Infection. UTI usually occurs from bacteria getting into the urethra and going to the bladder.