Sometimes an illness can trigger the nervous system to make the skin itch even when there's nothing there to cause a rash. This can cause skin irritation when a person has been scratching a lot. Causes of this type of itching include stroke, multiple sclerosis, nerve damage, and shingles.
Itching on the whole body might be a symptom of an underlying illness, such as liver disease, kidney disease, anemia, diabetes, thyroid problems and certain cancers. Nerve disorders. Examples include multiple sclerosis, pinched nerves and shingles (herpes zoster). Psychiatric conditions.
Some common causes are: Allergic reactions to food, insect bites, pollen, and medicines. Skin conditions such as eczema, psoriasis, and dry skin. Irritating chemicals, cosmetics, and other substances.
Dry, itchy skin is often a sign of a vitamin D deficiency. As vitamin D is created through skin exposure to the sun and cholesterol in the skin, in the winter months, when sunlight exposure is less, people often experience dry, itchy skin attributing it to the cold weather.
Stress causes several changes in the body, such as hormonal fluctuations and changes in the nervous system, which could lead to unpleasant sensations along one or more nerves. These sensations can cause a burning or itching feeling anywhere on the skin.
Anxiety rashes often look like hives which can appear anywhere on the body. They are generally red and blotchy and can either be really small or take up space on your body. Sometimes, these blotchy spots can form to create even bigger welts. This rash will most likely itch which will make it burn when you touch it.
A stress rash usually looks like raised red bumps or hives that range from a single welt to a cluster of tiny dots. Commonly, these clusters will appear on the face, neck, chest, arms, and hands. However, they are not limited to those areas and can ultimately appear anywhere on the body.
Dry skin: Your body loses moisture at night, which can make your skin itchy. Hormonal changes: At night, your body doesn't produce as many hormones as it does during the day and certain hormones reduce inflammation (swelling). As you have fewer hormones at night, your skin could be itchy.
In the evening, the body releases more heat, and blood flow to the skin increases, which may contribute to nighttime itching. In addition, skin loses water at night, resulting in dryness that can make you itchy.
Itching with kidney disease can be generalized, or it can occur in specific parts of the body. Common areas for this type of itching include the head, arms, back, and abdomen. It also tends to be worse at night, which can disturb your sleep.
What does diabetes itching feel like? If you have diabetes, itching can be intense. It's an irritating feeling that makes it hard not to scratch, but scratching can make the itch worse. You can itch anywhere, but if you have nerve damage (neuropathy) associated with diabetes, your lower legs may itch.
Not only is itch associated with greater anxiety, but stress has also be shown to exacerbate itch, leading to a true itch-anxiety cycle. Many chronic itch patients report that psychological stress is a factor that aggravates their itch.
Yes, it really does make itching worse
Scratching an itch, left, causes minor pain, top, prompting the brain to release serotonin. Serotonin reacts with neuronal receptors that carry itch signals to the brain, making itching worse.
If your skin is dehydrated, you may notice itchiness, dullness, under-eye circles, sunken eyes, and/or more noticeable fine lines. Severely dehydrated skin symptoms may include dizziness, dry mouth, lightheadedness and/or weakness.
If this system is not functioning well, certain cytokines can be expressed abnormally. In your case, it would appear that when you get a bit run down and as your immune system weakens, you have a tendency to histamines and it is this substance that causes you to itch.
Skin inflammation and rashes can cause redness, pain, itching and dryness and be challenging to diagnose and manage. Common inflammatory skin conditions include dermatitis, poison ivy and poison oak, and drug rashes.
Bug Bites While Sleeping
There are three likely sources for bug bites at night — spiders, mosquitos or bed bugs. Spiders and mosquitos usually find their way into your home — and into your bedroom — during the warmer months. “Honestly, many mosquito and spider bites look similar.
Look carefully at your blankets, sheets, and mattress pads and then check the mattress and box spring. Are there specks of blood anywhere, especially near the seams? If so, there could be a bed bug infestation. You should also check for specks of blood on all upholstered furniture, including couches and headboards.
There are several easy ways to help decrease nighttime itchiness without the use of medication. Common ways to reduce dry skin at night include: bathing in cool or lukewarm water before bed, using only moisturizing, scent-free soaps, baking soda, or colloidal oatmeal. These are available to purchase online.
Unlike many other organs in the body, your skin has an immediate reaction to mental stress. Some researchers call it the “brain-skin connection.” Psychogenic itching, or psychogenic pruritus, occurs when psychological factors trigger or worsen itchy skin.
Sweat Rash Anxiety also increases the rate and amount of sweating that can result in a sweat-related rash (also known as heat rash). While these rashes are completely safe, they are extremely itchy and can take upwards of two weeks to resolve.
Fortunately, most stress-induced rashes go away on their own within a few days; however, they can come back. Some may persist for as long as six weeks. Avoid scratching the rash, which can make it worse and may even spread bacteria through tiny scrapes in the skin.