Most doctors no longer recommend niacin for first line cholesterol control â except for people who can't tolerate statins. In those people, the benefits of niacin may outweigh the risk of potentially serious side effects.
The bulge creates a feeling of tightness behind the knee as well as stiffness and swelling and pain behind the knee and calf. For many, this pain intensifies when flexing or fully extending the leg. Often, these cysts go away without any treatment.
What Causes Pain Behind the Knee? Why Does it Hurt in the Back of my Knee or Knee Cap? Back of knee pain, also known as posterior knee pain, can come in varied forms ranging from slight to sharp pain behind knee to pain in the back of knee when bending to back of knee pain after sitting.