You can use this drill from 2025 Walker Cup golfer Jase Summy for better connection, balancing and sequencing in your swing.
Powerfully drive through feet to stand up, and as you do, pull elbow high, then drop elbow down to press dumbbell overhead, ...
I'm a high-handicap golfer, at least for now, but thanks to this golf improvement plan I managed to hit my longest ever drive ...