What does a pig nipples do?

Is it possible for newborns or toddlers to catch a chest infection off of an adult as GP said its impossible so just wanted confirmation thanks in advance for any insight offered? What sometimes happens when urine becomes too concentrated or remains too long in the bladder? Is cystic fibrosis a terminal illness? What are the layer of insulation found on nerves? Can you get bumps on your balls sac from sweat? 5wks pregnant swollen and tendor stomache backache is this a good sighn in early pregnancy.? High speed trauma to shin 8 DAYS ago resulting in egg size lump on front lower leg and swelling black and blue on foot to toes Leg still painful Something to be concerned with? At 10 weeks found out fetus died at 6 weeks how long should you wait to have D and C? Do high glucose means that you are a diabetic? What process do viruses reproduce? When a developed egg is released to the Fallopian tube? What does the dermis absorb? Does Baby Oragel harden the babys gums and make teething more painful and difficult please include a link from a doctor? Does fragile X get worse? Can you take a hpt when your on your period because you go it late and your feeling symptoms of dizziness and lightheaded or is that normal when your on your period? What does yawning have to do with the respiratory system? What are the possible medical surgical diagnosis of myocarditis in young adult? Which is the smallest nation in the world? Where is blood flow due to skeletal contraction found? You have red dots all over your body please help?