Some conditions may also cause you to have blood or protein in your urine. If you have a urinary problem, see your healthcare provider. Urinalysis and other urine tests can help to diagnose the problem. Treatment depends on the cause.
Cold sores are usually caused by the herpes simplex virus (HSV) type 1, which is transmitted by such forms of contact as kissing an infected person or sharing eating utensils, towels, or razors. Genital herpes is usually caused by herpes simplex virus type 2.
wikiHow to Treat a Cold Sore or Fever Blisters. Herpes Simplex, also known as cold sores or fever blisters, are painful lesions which usually form on the lips, chin, cheeks, or nostrils. The blisters typically turn into yellow-crusted sores and then disappear within a couple of weeks. Unfortunately, people who get cold sores, which are caused by the herpes simplex virus (usually type 1), generally get outbreaks over and over again, and they are highly contagious.