A hot flash is a feeling of warmth spreading over the body that is often most strongly felt in the head and neck regions. Hot flashes may be accompanied by perspiration or flushing and usually last from 30 seconds to several minutes.
I have listed the hours along each method. In store. If you are in a Walmart store the customer service desk is open between 8am-10pm. The service desk is generally at the front of the store near the optical department. By phone. You can call 1-800-WALMART between 7am-6pm.
Walmart is closed on Christmas Day. These are the full Walmart Christmas opening hours: 1  Sunday, December 21: Walmart open from 6:00 AM to 11:00 PM. 2  Monday, December 22: Walmart open from 6:00 AM to 11:00 PM.  Tuesday, December 23: Walmart open from 6:00 AM to 11:00 PM.