A bacterial infection caused by Streptococcus pyogenes, the same bacteria that causes strep throat.

A fungal nail infection causes thick, discolored, or brittle nails, often from moisture or wearing closed shoes too long.

Contact dermatitis is skin irritation caused by contact with allergens or irritants like chemicals or plants.

Children can safely use gentle sunscreen from 6 months old; younger infants should avoid direct sun and use protective clothing instead.

Keloid scars form from excessive scar tissue that grows beyond the original wound after injury or surgery.

Keep the skin clean, use medications as prescribed, and avoid squeezing or rubbing the inflamed area.