Jay these are some of the things they can do-
They need to clear their mind and look at the situation positively, instead of seeing pressure as a threat they can see it as a challenge.
They need to talk to themselves positively to create a positive mindset, assuring themselves that they have the ability, to be hopeful and optimistic.
Pressure creates stress - which can bring about physiological and psychological changes- to control this they need to do deep abdominal brearhing frequently
Need to be in the present and focus on the process than on outcome
Most of the the time it might be fear of ‘losing’ they need to as themselves- “what if I lose…and if the event is a big one they need to tell themselves - " so what if this is the finals it is just another game for me. If they learn to say- So what and what if…then they can handle pressure
Instead of thinking too far ahead they have to focus on one ball/ shuttle at a time.
They have avoid overthinking and keep it simple
Overthinking leads to 'paralysis by analysis” and choking