Ingrown Toenails Facts. An ingrown toenail, also known as onychocryptosis or unguis incarnatus, is a painful condition of the toe. It occurs when a sharp corner or edge of the toenail digs into the skin at the end of or side of the toe. Pain and inflammation at the spot where the nail curls into the skin occurs first.
1. Basic Requirements for Blood Donation. 1  Must be at least 18 years of age or 16 or 17 with written parental or guardian consent. 2  Weigh at least 115 pounds for whole blood donations or 110 pounds for platelet and plasma donations.. Basic Requirements for Blood Donation. 1  Must be at least 18 years of age or 16 or 17 with written parental or guardian consent. 2  Weigh at least 115 pounds for whole blood donations or 110 pounds for platelet and plasma donations.
1 Avoid donating blood if you have a cold, a cold sore, a cough, a virus, or an upset stomach. 2  You must weigh at least 110 pounds or 50 kg. 3  You have to be old enough. 4  In many jurisdictions, parental permission is required for the ages 16-17 to give blood.