A portable oxygen concentrator is a medical device that helps people with low blood oxygen levels. The device can be used by plugging it into an electrical outlet, or it can be powered by a battery. That said, one needs to charge it by plugging it into an electrical outlet once the battery runs out.

A pinched nerve occurs when force or pressure is exerted on an area of a nerve. This causes the nerve to send warning signals to the brain. Its symptoms include a tingling sensation, burning, numbness, and extreme pain. You may also feel a weakness in the muscles as well as a stinging pain in the affected areas which feels like someone is poking you with needles and pins.

Lower back pain is the pain in the lumbar spine region of the vertebral column. According to the National Institute of Neurological Disorders and Stroke (NINDS), it is the most widespread work-related disability among citizens. In the country, approximately 80 percent of the office-goers suffer from this type of pain.

Black stools are bloody or tarry stools that are dark red or black in color. The color of your stool is indicative of your health. Changes in the color of your feces occur during the initial stages of a health disorder. Usually, the causes and symptoms of dark stools are based on the nature of the health disorder or the food consumed.

Restless legs syndrome (RLS) is a neurological disorder that causes “tingly,” “itchy,” and “pins and needles” sensations in the legs. The symptoms of RLS typically occur when a person is resting, sleeping, or sitting. Most of the times, it occurs at night. If you’d like to know how to stop RLS immediately, here is a list of some effective tips.

Prolapsed bladder, also known as cystocele or fallen bladder, is a condition in a woman’s body where the bladder bulges into the vagina. Typically, there are two types of cystocele. First is distension, which is caused due to the overstretching of the vaginal wall and is often associated with aging, menopause, and vaginal delivery.