An electromyogram (EMG) measures the electrical activity of muscles at rest and during contraction. Nerve conduction studies measure how well and how fast the nerves can send electrical signals.Nerves control the muscles in the body with electrical signals called impulses.n EMG is done to: 1  Find diseases that damage muscle tissue, nerves, or the junctions between nerve and muscle. 2  Find the cause of weakness, paralysis, or muscle twitching.
On May 12, 1983, Gannett sold WPTA (along with WLKY in Louisville, Kentucky) to Pulitzer Publishing for an undisclosed amount. The station was sold again to Granite Broadcasting on September 25, 1989 for $22.15 million.
The E.W. Scripps Company also negotiated to buy WMAR-TV in Baltimore from Gillett Holdings for $154.7 million. Scripps backed out of the deal at the last minute and was sued by Gillett. The firms settled out of court, and Scripps bought the station for $125 million in cash.