Can a fever blister cause swollen lymph nodes?

Yes, swollen lymph nodes are common when your body is fighting off the blister virus. Keep your activity light during this time. I usually avoid heavy gym sessions and stick to a comfortable walk outside, provided my doctor says my energy levels are fine.

Yes, it is quite common to have swollen glands near the neck or jaw with a fever blister. Please try to get plenty of rest, and don't worry too much. It should subside as the blister heals.

I researched this heavily when I had a swollen node under my chin along with a lip blister. My doctor explained that because the lymph nodes act as filters, they naturally swell when fighting a localized infection like HSV-1. She advised me to watch if they stay swollen past two weeks, in which case a follow-up is needed.

Haan bhai, jab bhi mujhe chehre pe ghao ya blister hota hai, to gale ki granthi thodi sooj jaati hai. Yeh sharir ki ladaai hai bimari se. Aap ghabraiye mat, thoda garm paani pijiye aur aaram kijiye, jaldi theek ho jayega.

Your body's immune response to the blister can definitely make the glands near your neck swell up. I always monitor my health closely because of my high blood pressure. Make sure you are resting well, eating salt-controlled simple food, and getting a proper medical opinion if the swelling doesn't go away.