How to reduce foggy glasses when wearing a face mask How to: Avoid dry and uncomfortable eyes while using a face mask What is an optometrist? How to: apply contact lenses How to: remove contact lenses How to: clean your spectacles How to: use eye drops How to: use an Amsler chart How might AMD affect my vision? How might cataracts affect my vision? How might floaters affect my vision? How might glaucoma affect my vision? Amblyopia AMD Astigmatism Cataract Dry eye Floaters Glaucoma Long-sight Presbyopia Short-sight What happens during an eye examination?