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Each hand consists of bone, nerves, blood vessels, connective tissue and skin. Under each nail, the nail bed contains a capillary network. Healthy nails look roses because they are near the surface of the skin and you can see the oxygenated red blood in these capillaries. If your oxygen stores are exhausted, for example, in chronic or cardiac pulmonary disease, your fingers become blue - and it's calledcyanosis.

Examples of medical conditions that cause peripheral cyanosis include: chronic obstructive pulmonary disease (COPD), asthma, congenital heart disease, pulmonary embolism and heart failure.

You will notice if you are always a patient in the hospital, you have to take your nail polish. That is why.

AtremblingIn both hands can be a sign of anxiety, weaning with alcohol or too much caffeine. The other examples include Parkinson's disease - typically a "rolling pills" - a hyperactive thyroid gland. Sometimes a tremor can be caused by antipsychotic drugs used to treat schizophrenia or bipolar disorder. A "liver flap" is a sign of severe liver failure.

A tremor on the one hand could be due to neuromuscular weakness such as a stroke, or rarely, a cerebral tumor.

You may not notice how to look at the skin's color on your hands, which she is yellowed. In fact, the skin on the whole body can be yellow, even the whites of the eyes. It isjaundiceand is a sign of liver, gallbladder or pancreatic disease.

Cold hands, pale and swollen can be a sign of a sub-activethyroidgland.

Anemia can also cause palmar skin folds are pale, instead of rose.

Liver disease causes brilliant red palms - "liver palms".

If the skin is redhanging and has features such as thickening and cracks, it can beeczemaor contact dermatitis - sometimes because of occupational exposure to allergens.

• A common problem isnickel allergy-Nickel being a common ingredient of jewelry, watches, coins, cosmetics and so on. Nickel is also frequently present in food and drink such as black tea, soy milk, chocolate, nuts and seeds. This is a common cause of contact dermatitis.
• Psoriasis- Often Pustulaly, is an inflammatory alternative condition of the skin affecting hands. There may be ampoules on palms and skin can swell and crack.
• Scabiesis a moth who lives under the skin and causes intense itching. The moth tends to live in the canvases between fingers and burrows under the skin to lay eggs. It has the appearance of tiny red spots, which are striped and can be supported secondarily. Can be a delicate diagnosis to do and requires careful treatment.

Arthritis affects the joints of each finger, thumbs and wrists. These may seem red, swollen and can be tender to the touch.Rheumatoidandosteoarthritishave different characteristics.

Rheumatoid arthritis explodes the fingers of each hand in ulnary distribution. The tendons become inflamed and there are painful synovial cysts that can break. The fingers become too extended to the joints and become misleading. Typically, the distal finger seals are spared. Rheumatoid arthritis is also associated withSJOGREN syndrome, a condition in which people suffering from dry eyes and a dry mouth.

Osteoarthritis causes pieces of hard nonsense on the distal and medium articulations. Those of the distal joints are called the nodes of Heberden. In fact, osteoarthritis can affect the joints of the body.

DropCan cause acute and painful swelling of one or more finger joints. Gout is a condition in which your body produces too much or can not break down uric acid. As a result, the uric acid crystals are deposited in the joints. Sometimes these look like white and white pieces called Tophi.

Cholesterol deposits can occur around the xanthome called tendon. It is a sign of family hypercholesterolemia, a condition affecting 1 out of 5,500 of the population.

Dupuytren contractureis a condition in which the connective tissue in the palm of the hand becomes thickened. Tendons become shortened, pulling the 4eand 5eThe fingers of the hand inward so that they are fixed in a rest position, partially flexed. This means that you are unable to completely straighten your fingers and become very deactivated.

Trigger fingerOccurs when an tendon in the finger or thumb becomes inflamed (taneosynovitis) and can not work properly. You can fold your finger, but you can no longer straighten it without putting the finger manually in place. Sometimes it can "pop" when you try to bend or straighten them.

Carpal tunnel syndromeis a common condition in which the median nerve becomes compressed while moving from the forearm through the carpal tunnel and in the hand. You can get numbness and tingling in the thumb and fingers of index, and over time, waste and weakness. Carpal Tunnel Syndrome is associated with diabetes, rheumatoid arthritis and thyroid disease. It can be a problem during pregnancy.

Anemia can cause nails being fragile or even spoon shapekoilynychia. This can be a sign of celiac disease, diabetes, vitamin B12 deficiency or hemochromatosis (a condition in which your body iron stores are too high).

Diabetics may have a condition known ascheiroarthropathy. In this condition, the hands and fingers are stiff. If you put your two palms together and straighten your fingers as much as possible, you will not be able to touch the entire length of each finger.

"Half half"Nails are a rare but pathognomonic sign of renal insufficiency. When they occur the proximal portion of the nail near the nail bed is pale or white, and the distal part of the nail is brown.

Raynaud's diseaseoccurs when blood vessels in your fingers or toes are suddenly contrasted. As a result, there is a reduced blood supply with fingers or toes. They can become white, then blue, and it can be painful. The fingers or toes feel very cold. If the area is heated, the fingers and toes will then blush the red while the blood supply returns.

ahyperactive thyroidMay cause palms in hot sweat.

Acromegalyis a condition in which your body produces too much growth hormone. People with acromegaly can have very big hands and feet.

Nail-The medical mandate is onychophagy - can be a sign of anxiety. They can have deep roots, including an anxiety of separation, stress or attention deficit disorder (ADHD).

Deliberate automatic damage"It may be obvious that you look at the wrists and see scarring attempts to cut the wrists. This can represent depression and / or true suicidal intentions.

About 80% of people withpsoriasis, find the disease affects their nails. (Sometimes it's only the nails that are affected.) The nails seem friable, thickened, discolored and have small bumps or "pits" in them. Sometimes they rail the queen-onycholysis bed.

Fungal Nail InfectionsMay occur on your hands, although they are more frequent on the feet. They are usually caused by dermatophyte infection with the organism TINEA UNUIUM, but also sometimes by other yeasts or fungi. The nails look discolored and there is thickening and a lifting of the distal part of the nail. This can also happen if a person is repressed immediately - for example, if they are in chemotherapy or have diabetes.

Small hemorrhages can occur in nails calledbrilliant hemorrhages. These can be a sign of psoriasis, lichen planus or are sometimes induced by the drug. They can also reflect subacute bacterial endocarditis - a bacterial infection of the cardiac muscle.

skin cancermelanomacan develop under a nail. It's a black or brownish drag growing in the nail bed. It's usually only an affected nail. The aforementioned mail may seem fragile, with lifting the nail nail nail. This is an emergency and must be referred immediately to a dermatologist.

Clubbing is a condition in which nails are just developing around the fingertips to give it a bulbous appearance . This is most often seen in people with chronic pulmonary disease and congenital heart disease, tuberculosis or lung cancer.

One of the first things to note when considering hands is that they give us an indication of your age. As we get older, the skin at the back of your hands becomes thinner and the veins become more important. Sometimes people get brown spots of discoloration called age spots. As for yourself: go through this pandemic at your healthier, do not miss these 35 places you are most likely to catch Covid .

Dr. Lee is a doctor at Dr. Fox Online .