en memorising
― Causes ⟶
Weight: 4.0
en a headache Source: Open Mind Common Sense contributors arj, scs987, arj, and 2 more
en computing a sum
― Causes ⟶
Weight: 3.46
en a headache Source: Open Mind Common Sense contributors cirun, raiad1024, cirun, and 1 more
en jumping up and down
― Causes ⟶
Weight: 2.83
en a headache Source: Open Mind Common Sense contributors zenkatz, bavetta, and toodleoo
en doing a crossword puzzle
― Causes ⟶
Weight: 2.0
en a headache Source: Open Mind Common Sense contributors motminds and jongalloway
en reading
― Causes ⟶
Weight: 2.0
en a headache Source: Open Mind Common Sense contributors poplet and velly
en studying
― Causes ⟶
Weight: 2.0
en headache Source: Open Mind Common Sense contributors vrpettit and csmajor
en stress
― Causes ⟶
Weight: 2.0
en a headache Source: Open Mind Common Sense contributors czdurham and browni
en playing chess
― Causes ⟶
Weight: 2.0
en a headache Source: Open Mind Common Sense contributors mif, annedog, ballstix, and 1 more
en watching TV
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors avenger
en going to an opera
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors amy
en adding up numbers
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors surgchen
en designing software
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors djdexter
en a fever
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors browni
en thinking too hard
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors diveden
en painting a picture
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors rgoudie
en hearing music
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors oolooks
en awaking
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors nexus6
en contemplating
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors annedog
en learning about a subject
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors mrfg
en waking up in the morning
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors rhirst
en looking through a telescope
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors zenkatz
en hanging out at the bar
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors vasco
en going to a concert
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors annedog
en losing consciousness
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors jmlowe
en visiting an art gallery
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors jedibabe
en working the box office
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors wjwilkie
en serving customers
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors tijuhu
en watching a television show
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors francoisparis
en fixing a computer
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors ilk
en watching a musician perform
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors nancyfay
en cogitating
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors amy
en analysing something
― Causes ⟶
Weight: 1.0
en a headache Source: Open Mind Common Sense contributors annedog
en doing housework
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors beteigeuze
en using a computer
― Causes ⟶
Weight: 1.0
en headache Source: Open Mind Common Sense contributors blasphemous9