Some risk factors include tobacco use, alcohol use, having high cholesterol/diabetes, or a history of heart disease. Talk to your doctor about these risks and the benefits of using ospemifene. Who should not take Osphena? Show More
Some examples of signals are human voice, electrocardiogram, sign language, videos etc. There are several classification of signals such as Continuous time signal, discrete time signal and digital signal, random signals and non-random signals.
Audio and radio signals carried on electrical wires are also examples of alternating current. These types of alternating current carry information encoded (or modulated) onto the AC signal, such as sound (audio) or images (video).