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Hair Nail Growth Medical Health QA
What do white spots on nails really mean?
Almost always minor trauma, not calcium or zinc deficiency.
Can thyroid problems cause hair loss or nail changes?
Yes. Both hypo and hyperthyroidism disrupt growth and cause shedding.
What is telogen effluvium and is it reversible?
Temporary shedding from stress, illness, or diet. Almost always reversible.
What is androgenetic alopecia?
Genetic pattern hair loss driven by DHT shrinking follicles.
Can autoimmune diseases cause hair loss?
Yes, especially alopecia areata — immune attack on follicles.
What nail changes can signal underlying health problems?
Clubbing, spoon nails, lines, discoloration can signal lung, heart, liver, kidney issues.
Can fungal nail infections be treated with diet changes?
No. Medication is needed. Diet supports immunity but does not cure fungus.
Why do nails become ridged or brittle with age?
Slower matrix activity, less blood flow, less moisture — normal aging.
Can medications cause hair loss?
Yes. Many drugs trigger telogen effluvium; chemo causes rapid anagen loss.
What is the connection between PCOS and hair thinning?
High androgens miniaturize scalp follicles while causing facial hair.
Can anemia cause hair loss and brittle nails?
Yes. Iron deficiency reduces oxygen to follicles and matrix.
What are Beau's lines and what do they indicate?
Horizontal grooves from past severe stress, illness, or chemotherapy.