My throat is hurting very bad, almost like a bruise, like someone punched me inside my throat. it burns as well like its on fire.

Infection: Pharyngitis, a throat inflammation, is most commonly due to a viral infection which usually resolves without any specific treatment within a week. If the sore throat worsens instead of gradually improving, a throat culture to check for strep is recommended as this would be treated with antibiotics. Gargle with warm salt water,suck on lozenges and take Tylenol (acetaminophen) in the meantime.

R/O PHARYNGITIS : PHARYNGITIS = Inflammation of throat. It can be viral or bacterial. Rest push fluids gargle with salt water/zinc 100mg/Vit c 5gm. If symptoms persist or worsen, you need exam throat culture and potentially antibiotics.