My nipples hurt when I touch them, it's like there's a lump in it. It really hurts when squashed. Anyone know what causes them? - Quora

Answer (1 of 3): Friction is the most common reason for the nipples to be sore. Friction can occur if the nipples rub against a shirt or poorly-fitting bra, during sports activities, such as running, surfing, or basketball. Friction on the nipple can often cause soreness and a stinging pain. The

Causes of Nipple Pain

Here Are 10 Reasons Why Your Nipples Are Sore - GoodRx

Why Are My Nipples Hard or Sore?

Why Do My Nipples Hurt? 6 Causes Of Nipple Pain And Treatments

When you're on your period, how do you handle sore and tender

Why's my left nipple randomly getting sore and painful and there

A Botched Circumcision and Its Aftermath

Nipple problems: Symptoms, causes, and treatments

8 Causes of sore nipples: Symptoms, treatments, and more

8 Causes of sore nipples: Symptoms, treatments, and more

Sore nipples: why are my nipples sore? 10 possible reasons

Sore nipples: why are my nipples sore? 10 possible reasons

Causes of Nipple Pain

Causes of Nipple Pain

Rash On Bra Strap Line? Time For Allergy-Friendly Bras! – Juliemay Lingerie UK

Breast Changes That Are Normal and Some That Are Not - Chester County Hospital

Pain Under Right Breast: How To Identify the Cause and Treat the Pain? – Bellabeat

Bra Line Back Lift Upper Back Lift Seattle, WA

Breast Changes That Are Normal and Some That Are Not - Chester