What does it mean to have ridges in your fingernails?

I have ridges in my fingernails that run up and down the length of my nails. I think that i remember that it means something but what.What does it mean to have ridges in your fingernails?
Here are some of the nutritional deficiencies and what they do


Horizontal, vertical ridges, and fragility: B vitamins





Ridges can indicate poor nutrient absorption, and/or


Iron deficiency. Those ridges could mean there is a


kidney problem also indicate a tendency to develop


arthritis if they are vertical ridges. Then the ridges


running horizontal can result from stress, either/or


psychological or physical as in the case of disease or


infections.What does it mean to have ridges in your fingernails?
Could be Beau's lines - usually means some form of malnutrition, especially minerals (zinc, magnesium) or B vitamins. Zinc and B6 work together, so if you are short one you are probably short on the other.


It can be caused by a one time event (very high fever) or by a chronic illness (nutritional deficiency, undiagnosed illness)
calcium deficiency.
You need a professional manicure!