There are two types of herpes virus, the first of which is HSV-1, which is the most common type, usually causes cold sores (oral herpes). HSV-2 usually causes genital herpes. HSV1 can also be transferred to the genitals through oral pleasure. In the same way, HSV2 can be transferred to the mouth. However, it is possible to have a HSV-1 infection below the waist and vice versa. HSV-1 oral infections are more likely to repetitively re-occur as cold sores than HSV-2 caused infections.

Medications from a doctor can help cold sores clear up faster, but they will not prevent new outbreaks from occurring, as unfortunately once you have contracted the virus you have it for life. Medicines are sometimes prescribed but they are mainly for pain relief more than anything else.

Of course there are many different kinds of treatments available over the counter these days, which may include skin creams, ointments, or sometimes pills. Treatment may get rid of the cold sores, but it will only be 1 to 2 days faster than without using any kind of treatment, but as mentioned previously, it can also help ease painful blisters or other uncomfortable symptoms. But on the whole your cold sore is going to last for the duration.

There are however natural treatments that claim to be ablto show you how to get rid of a cold sore in as little as 3 days, which are worth checking out as well.

But as always, check with your physician before starting any medical or holistic treatment

Other health sites: Natural Cures and Natural Remedies.

Hearing aids use small microphones to make a soft sound louder. They do this by using a small microphone. This device will receive the sound that comes in and convert it to an electrical or digital signal and send that data to a speaker where it is turned into sound once again. Settings for these microphones take into account the degree of a person’s hearing loss and their usual environment. Environment here refers to how much and what kind of noise you are usually around. Are you usually near high frequency noises? If so, do you need to hear them? Do you function mainly in a quiet conversational environment? All these questions will help the audiologist adjust the settings on your hearing aid.

This is only part of the answer to how do hearing aids work. There are three basic types of technology that receive and convert the signals in hearing aids today. The least advanced is the analog adjustable hearing aid, and it costs less than the other two types. This type of hearing aid is adjustable by your audiologist for volume and other specifications. The factory will then custom make it for you. You can control the volume, or it will be controlled automatically. Another type of circuitry found in hearing aids is called analog programmable. These are somewhat better than the analog adjustable because they can be programmed by using a computer. The audiologist sets different programs of sound capture and transmission for different listening situations.

The user can select which program to use at any given time by using a remote control. Digital programmable hearing aids are the most advanced and, of course, the most expensive. For years they were impossible and then they were impractical because they couldn’t be made small enough. That is no longer the case. So, how do these hearing aids work? Their circuitry contains a feature called DSP, or Digital Sound Processing. They utilize a computer chip to analyze and process the sound data before it is amplified to the ear. It does this by using billions of digital number codes to identify and classify sounds to give them the correct settings. This digital data is then converted into sound and sent on to the ear.

The digital hearing aid also has the capability of detecting and eliminating feedback by identifying its frequencies. These hearing aids work automatically with little adjustment from the wearer. Hearing aids have come a long way in a short time. People who can want to hear better have many options now. And, if you find yourself asking, “How do hearing aids work,” the answer these days is technology.

Other health sites: Natural Cures and Natural Remedies.