Yes,extra pubic fat may result in your penis looking small.There are no specific exercises to reduce this pubic fat.
in early stages may be a symptomatic ,however general symptoms are dry skin,weight gain,cold intolerance,puffy face,irritability,fatigue,muscle weakness
,constipation,decreased sweating etc.
Your weight should be around 68-70 kgs.
muscles are like sling and are located between your legs and run from pubic bones in front to base of spine at your back.These muscles support your bladder and bowel and become weak as you grow old.Weak pelvic floor muscles result in urine incontinence
in men and women and erectile dysfunction
in men.Pelvic floor exercises help in alleviating these problems.