Breathe Easy......

What is being suggested here

is meant for situations

like middle-of-the-Night or On the Move

when immediate medical assistance

may NOT be available

As in pic #2, 

join Ring finger & Little finger

join Index & Middle finger

and then,

as shown in pic #3,

join Thumb, Ring & Little fingers

forming 

what is known as 

Prana Mudra 

in yogic parlance

even while lying down

especially when sleep is abruptly disrupted

on account of respiratory difficulties

forming Prana Mudra

on either hand

will immediately start 

clearing blockage if any

and 

ensure clear breathing