Feb. 20, 2016 Ben Carson greets people at the Beacon Drive-In restaurant in Spartanburg on the day of the South Carolina Republican presidential primary. Jabin Botsford/The Washington Post Buy Photo
If your battery is unhealthy after less than 6 months you should try to get a replacement from dell. You have posted to a forum that requires a moderator to approve posts before they are publicly available. A 9 cell battery usaully last around 4-6 hours.
The lithium-ion batteries used in most laptops have a typical lifespan of 300 to 500 charge/discharge cycles. Full discharge of your laptop's battery should be avoided to avoid shortening the lifespan. Under proper operating conditions, lithium-ion batteries will last two to three years.