Chapter Two, The Breath, discusses breathing, breath support, relaxation, air compression, blowing exercises, the diaphragm, the lungs, inhaling and exhaling air, circular breathing, the relaxed throat, the glottis, warm-up exercises and excessive tension.
Really low sagging, like practically with your pants at your kneecaps is not in style right now, but sagging to show a little underwear, or the more PC term low rise is still in. Sagging is purely a thug influenced thing, dudes do this look like wannabe thugs that lost their belts in prison. I won't even lie.
That way, a tick crawling up your pants will crawl onto the outside of your shirt when it reaches your waist rather than the inside. Tucking your pants into your socks will similarly help, but not to the same degree - most ticks latch onto you above the bottom of your pants.