Something that causes a response in a body part or organism. A stimulus may be internal or external. Sense organs, such as the ear, and sensory receptors, such as those in the skin, are sensitive to external stimuli such as sound and touch.
Just curious...given my insurance plan I can get a new pair of frames and lenses once every 2 years, but I realllly love glasses so I tend to purchase about 2 pair per year...Gotta have my style...oh and of course the added benefit of sight is a nice plus:)
Previously, the society recommended mammograms every year starting at 40. But the cancer society said that women 40 to 44 should still âhave the opportunityâ to have mammograms if they want them, and that women 55 and older should be able to have them once a year if they choose.