If it is alot of them and they are small then there is no real worry of it being a tumor, it could be multiple things if they are white then they are most likely just warts, but a very common cause of bumps is actually canine acne and usually occurs in young dogs. These are usually on the lips and chin which can be treated just as human acne with mild benzoyl peroxide. It also could be a gum disease, or to be honest if they arent draining anything or look red or white then it could be nothing.
yes
Nope. They just pierce it. Anything they could use to numb your lip would cause it to swell up, making it hard to pierce you accurately. Besides, it doesn't hurt very much.
Yes, sun exposure can cause lips to swell due to a condition known as sunburned lips. The skin on the lips is particularly sensitive to sun damage, which can result in inflammation, redness, and swelling. It is important to protect your lips with sunscreen or lip balm with sun protection to prevent this.
Different people's bodies react differently, but yes, your lip can swell after getting it pierced.
Could be poison. Needs Vet.
I do not think so. I have never heard of that kind of thing happening.
do you wear anykind of lipstick-gloss-chapstick?
Pregnancy may cause your feet to swell.
Infections causes it to swell
no
No.
No. Cracking your knuckles does not cause your hands to swell.