Can you get headaches from a newly pierced cartilage?

Yes: Especially if there is even mild infection. If there is any pain or discharge at the piercing, you may apply an over the counter antibiotic ointment like Neosporin. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex. Get HPV vaccine