Life-saving warnings your nails are sending

Horizontal Grooves or Ridges in Nails

Horizontal Grooves In Nails Ridges Horizontal grooves, also called “Beau’s lines” can indicate nutritional deficiencies or even Diabetes.

White Lines Across Nails

White Lines Across Nails or Muehrcke’s lines These white lines across your nails are called Muehrcke’s lines. They indicate low levels of protein in your blood, which can be a sign of liver disease, malnutrition or high levels of stress that impacts your metabolism.

Small White Marks On Nails

White Lines Calcium Deficiency If your nails have white marks like this on them, it is a sign of Calcium Deficiency.

Vertical Ridges in Nails

Vertical Nail Ridges Vertical ridges in your nails can be a sign of a deficiency in Vitamin B12 and Magnesium.

Dark Stripes

dark stripes on nail indicate melanoma cancer Dark stripes that run vertically down your nails can be a sign of Subungual Melanoma, a vicious form of cancer.

Nail Clubbing

Nail Clubbing Nail Clubbing is also called Watch-Glass Nails or Drumstick Fingers. It can be totally harmless, but could also be a sign of Liver Disease, Inflammatory Bowel Disease or Heart Disease.

Dry, Brittle Nails

Dry Brittle Nails If your nails often split, crack or peel, you could have dry, brittle nails caused by Thyroid Disease or a fungal infection.

Thickened Nails

Thickened Nails Thickened Nails can be a sign of a fungal infection, but can also be indicative of Reactive Arthritis, Lung Disease, Diabetes or poor circulation.

Spoon Shaped Nails

Spoon Shaped Nails Spoon-Shaped Fingernails are a symptom of Koilonychia, which can indicate Hypochromic Anemia. Further, they can also be a sign of Hemachromatosis, Hypothyroidism or Heart Disease.

Pitting in Nails

Nail Pitting If you have small pits or dents in your fingernail, it could be a sign of Arthritis, Psoriasis, Eczema or Alopecia Areata.

Red Around Nails

Redness Around Nails Redness around your fingernails can be a sign of Severe Heart Disease or Lupus, an autoimmune disease.

Terry’s Nails

Terry Terry’s Nails appear as extremely white fingernails and can indicate Hyperthyroidism, Iron-Deficiency, Liver Cirrhosis, Anemia, Organ Failure or Diabetes. It is also common among patients who receive Chemotherapy for extended time.

Dark Red or Brown Under Nails

Subungual hematoma These dark red or brown splotches (or Subungual Hematoma) happen when blood is trapped under the nail, and are a sign of trauma.

Nails Detached From The Nail Bed

Nails Detaching From Nail Bed If your nails detach from their nail bed, it can be a sign of Hyperthyroidism or a hormonal imbalance.

Blue Nails

Blue Nails Lack Of Oxygen Fingernails that suddenly turn blue or purple often indicate Hypoxia, which is a lack of oxygen.

Loose Fingernails

Loose Fingernails If you have loose fingernails that are starting to detach, it can be indicative of Psoriasis, Nail fungus infections, Amyloidosis, Raynaud’s Disease, Sarcoidosis or Hyperthyroidism.

Blue Nail Base

blue nail beds A blue tint at the base of your fingernails can be a sign of Iron Deficiency or a problem with your liver or pancreas, often caused by Diabetes.

Destroyed Nails

Nail Biting Destroys Nails Nail Biting causes nails to be destroyed like this. You can try this Swiss Formula to stop it!

Discolored Nails

Discolored Nails Brown Yellow Discolored fingernails can be caused by nail polish, but yellow nails can also indicate Psoriasis or Fungal Nail Infections. Brown nails can be a sign of Thyroid Disease or Malnutrition. White Nails can be an indication of Iron Deficiency. And blue-gray fingernails can show you aren’t getting enough oxygen!

Excessively Curved Nails

Pincer Nail Deformity These excessively curved nails (or Pincer Nail Deformity) are caused by Kawasaki Disease, Psoriasis, Cancer, SLE and End-Stage Renal Disease.

Multiple Dark Stripes Running Down Your Nail

dark stripes running down your nail If you have dark skin, it’s common to have dark stripes run down your nails. It occurs in over 77% of black people over 20 years old.

Brown Nails

Brown Nails Health Problems Brown Nails can be a sign of Thyroid Disease, Pregnancy or Malnutrition.

“Oil Slick” Drop Under Your Nail

oil slick psoriatic nails Psoriasis can cause nails to have red or yellow drops that look like an oil slick under them.

Missing Fingernails

Nail Patella Syndrome Nail Patella Syndrome is a genetic issue that causes missing nails, most commonly present at birth.

Half and Half Nails (Brown Tips / White Bottoms)

Half and Half Nails Caused By Kidney Failure Half-and-half nails are half brown near the tips and white near the base. They are a sign of Kidney Failure or AIDS.

Red, Swollen, Painful Nail Tissue

Acute Paronychia This red painful nail fold is called Acute Paronychia and is caused by Staphylococcus Aureus Bacteria.

Grey Nails

Grey Nails Caused by Antimalarials or Minocycline Grey Nails can be the result of taking medication such as Minocycline or Antimalarials.

Overgrown Horn-Like Nails

Overgrown Horn-Like Nails These overgrown horn-like toenails are called Onychogryphosis and are mainly seen in older individuals. They are caused by pressure being applied to the nails over a long period of time.

Dark Discolorations

Nail Melanoma A dark discoloration like this on your nail can be a very serious, deadly form of Melanoma Cancer.

White Nails With Pink Stripes

Pink Strip At Top of Nail If your nails are predominantly white, but have a pink stripe towards the top, it can be a sign of Diabetes, Kidney Failure, Congestive Heart Failure or Liver Disease.

Ingrown Toenail

Ingrown Toenails are a sign of poorly fitting shoes, nails that aren’t cut properly or Hyperhidrosis.

Grey White Color At The Tip Of The Nail

Onycholysis Onycholysis causes the nail to detach from its bed, creating a grey or white color under it and it is a sign of Thyrotoxicosis, Psoriasis or trauma.

Large Ridge or Crack in the Center of the Nail

Median nail dystrophy Median Nail Dystrophy causes a large crack like this one, and is usually the result of you picking at the nail fold.

Severe Nail Splitting and Thinning

Lichen Planus Nail Splitting Severe nail splitting like this can be caused by Lichen Planus, which is hard to diagnose, but can be an itchy and painful skin condition.

Dark Bands Running Vertically Through Your Nail

Melanonychia striata These hyperpigmented bands are Melanonychia Striata and can be a sign of pregnancy or Addison Disease.

Dark Grooves or Ridges

Onychotillomania These dark grooves are Onychotillomania and are caused by you repeatedly pushing back the cuticle on your finger.

Blue Band at the Base of the Nail

argyria silver salts nails If you have a band of blue or gray at the base of your nail, it could be caused by Argyria (Silver Salts).

Thick White Lines Horizontally Across Nails

Mees Lines These white bands are calls Mees’ Lines and are caused by arsenic poisoning or renal failure.

Gold Therapy Induced Brown Nails

Chrysiasis Chrysiasis is a caused by Gold Therapy or Gold Salts (used the treat Rheumatoid Arthritis) and turns your nails brown.

Green-Yellow Nails

Quinacrine Green Nails If your nails are a green or yellow hue, but appear white under ultraviolet light, you could have Quinacrine.

Blue or Brown Nail Discoloration

tetracycline-nail-discoloration Nails may take on a blue or brown discoloration when exposed to Tetracyclines, Ketoconazole, Phenothiazines, Sulfonamides, or Phenindione.

Slate Gray Bands at the Base of Nails

Cyclophosphamide If you get slate gray or blue bands at the seal of your nail bed, it can be a sign of Cyclophosphamide.


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Life-saving warnings your nails are sending



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