There are multiple definitions:

1. virtual point above the center of mass(English)

   • PS
   • Musculoskeletal system, Biophysics
   • https://doi.org…098/rsos.200570

2. valproic acid [treatment](English)

   • a branched short-chain fatty acid derived from naturally occurring valeric acid. Used primarily in the treatment of epilepsy and seizures, but is also used in migraine, bipolar, mood, anxiety, and psychiatric disorders
   • ADR, HDAC
   • Epilepsy or syncope, Anxiety/fear, Headache, Therapeutic approaches
   • https://doi.org…b013e32835ea0b2
   • https://doi.org…94.2015.1055441

3. vigorous physical activity(English)

   • is known to provide greater health benefits per unit time than moderate activity
   • Acc, CRD, IPAQ, LPA, MPA, MVPA, PA, TPA
   • Exercise & Training, Sports medicine, Health status
   • https://doi.org…966-022-01251-x
   • https://doi.org…rheartj/ehag168