Where should you go about concerns for sight and hearing problems?

Can 50 volts kill you? What state is at 35 degrees north and 95 degrees west? How many of each type of subatomic particle does this atom have 44 Ca 20? Do Landslides often occur in California? When did the democritus become famous? What are the chemical symbols for gold and silver? How far should a snow blower throw snow? What did people think about cells before Pasteurs experiments with beef broth and s shaped tubing? What is the metric notation for sixty-seven hundredths milliliters? What omnivores are in tropical Savanna? How far is the Manila Trench from Manila? What planet can you live on that is not earth? Special chemistry tests that has the addictive edta? I cut the head off an extension cord with uninsulated wire pliers while the extension cord was still plugged in. I was not electrocuted but the pliers were destroyed. Why did I not get electrocuted? Is a bone a rock? What thing is in black hole? Is there a 5-Phase Uninterruptible Power Supply? A molecule whose ends have opposite electric charges is called a what molecule.? How is this possible that the Eye color changes from green to blue? What term is defined as ideas without substance are not part of natural universe?

Where should you go about concerns for sight and hearing problems?