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Laser hair removal is a technique that uses the energy of a laser to penetrate deep into hair follicles. The result is hair reduction or even permanent hair removal when the procedure is performed multiple times. Though there is usually minimal pain involved with laser hair removal, each patient is different and will experience the sensations of the laser differently. Factors such as the skill of the professional performing the procedure, the age of the equipment, and pain tolerance level of the individual determine pain levels. In addition, certain areas of the body and areas with thick hair will be more...

Adults have body hair in several regions including the eyebrows, head, pubic area, under arms and legs. Cultural and societal preferences sometimes dictate the thinning or removing of body hair. There are different ways to prepare your body for effective hair removal. Use these tips to prepare for hair removal.Prepare for Laser Hair Removal1. Find a qualified dermatologist or cosmetic surgeon to perform laser hair removal.2. Avoid sun exposure prior to your laser hair removal appointment. Sun exposure may increase the likelihood of skin discoloration or blistering after your laser treatment in the affected areas. Allow your tan to fade prior...

How Does A Low-Cost 3D Ultrasound Come into Being        Many great inventions are invented by accident. Is  the 3D ultrasound the same too?   Joshua Broder was using a Wii handset to bat a ping-pong ball back and forth when the idea struck. An emergency physician at Duke University Medical Center, he uses ultrasound to understand what’s happening inside a patient’s body, and treat wounds and illnesses. But the picture he gets, while rapid enough to operate in real time, is two dimensional and hard to parse.   “The controller in my hand is really an inexpensive thing,”...

Does cryolipolysis work - Medsinglong   Cryolipolysis, also known as frozen fat, is to place a cryolipolysis apparatus on the surface of human skin, so that the subcutaneous tissue is cooled to 5°C, fat cells are prematurely aged, and they are gradually killed, excreted through the metabolism and reduced in weight.     In the past, people who want to lose weight can only choose to do traditional liposuction surgery. The process is painful and risky. However, a research team in the United States now finds that it is possible to use frozen methods to remove excess body fat. However,...

Ultrasounds are sound waves with frequencies higher than the upper audible limit of human hearing.Ultrasound is not different from 'normal' (audible) sound in its physical properties,only in that humans cannot hear it.This limit varies from person to person and is approximately 20 kilohertz (20,000 hertz) in healthy,young adults.operate with frequencies from 20 kHz up to several gigahertz.Ultrasound is used in many different fields.Ultrasonic devices are used to detect objects and measure distances.Ultrasound imaging or sonography is often in medicine.In the nondestructive testing of products and structures,ultrasound is used to detect invisible flaws.Industrially,ultrasound is used for cleaning,mixing,and to accelerate chemical processes.Animals such...