"increasing sensitivity" is a correct and usable phrase in written English.
It can be used to describe a situation or idea in which someone or something is becoming more emotionally, physically, or morally aware and responsive. Example: The program aims to promote increasing sensitivity towards different cultures and perspectives through interactive workshops and discussions.
Schools across the country have been reviewing and often dropping mascot names amid increasing sensitivity about racial stereotypes.
Equipment of vastly increasing sensitivity is teasing out measurements of an ever broadening array of chemicals from ever smaller samples.
Or is the problem one of increasing sensitivity to whatever allergens are present?
A new technique was also developed to combine multiple dishes of varying sizes, further increasing sensitivity.
A single TNT molecule can quench many thousands of fluorescence reactions, greatly increasing sensitivity.
Activists fear that an increasing sensitivity towards dress and appearance on the part of Iranian authorities amounts to an intrusion into people's private lives.
Low-light images taken at high ISO ratings (where small amounts of light are registered) typically have a lot of "noise" on them – random speckles of visible colour - caused by increasing sensitivity of the CCD sensors in the digital camera.
But these could not stem his, and his force's, increasing alienation from the quickly changing demographic make-up of the city, an alienation not helped by Gates's own perceived aloofness from community concerns, especially increasing sensitivity to police brutality.
Little value is gained by increasing sensitivity if noise at the receiver output is already considerable and comparable with desired signal output.
But monitors can sort out these exhaled substances with increasing sensitivity, bringing breath analysis closer to widespread use as a noninvasive tool in medical diagnosis and treatment.
The drug, SRT-1720, protects the mice from the usual diseases of obesity by reducing the amount of fat in the liver and increasing sensitivity to insulin.
