In your search for non-irritating sunscreen, try one with zinc oxide or titanium dioxide. These mineral compounds block the rays physically.
A few readers report that applying castor oil to an actinic keratosis on their skin made the bumpy spot clear up and drop off.
Aysa, a new app for your tablet or smart phone, can help you determine what is wrong so you'll know whether you need to see the doctor.
One reader reports that castor oil helped eliminate a pre-cancerous skin lesion called actinic keratosis. Will it help anyone else?