Defective Products: If I Were to File a Claim, Does the Seller Have to Be Negligent My Claim

I am suffering from serious injuries I incurred from a faulty product I bought from a reputable store. If I were to file a claim, does the seller have to be negligent for me to succeed in my claim?

Defective Products: If I Were to File a Claim, Does the Seller Have to Be Negligent My Claim