Progressive loss of hair from the scalp beyond usual hair loss of less than 100 hair strands a day.

Self-care options include hairstyle changes, wigs, and hairpieces. Scalp treatments that contain minoxidil may help. Many such products can be bought without a prescription.

See a healthcare professional right away if:

• Sudden handfuls of hair are lost, resulting in patchy bald spots.

Make an appointment to see a healthcare professional if:

• Self-esteem is affected.