If you often notice flakes of dead skin on your shirt, you may have dandruff. if so,

use anti dandruff shampoo

for respect usually. some people might be little awkward if you meet or some would be different. usually   you dont love people when you meet them depends on the type of person.

hope this

the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health