Practice speaking from your diaphragm
Maintain good posture with your chest open and shoulders relaxed
Slow down your speech
Lower your larynx naturally while speaking
Stay hydrated
Avoid smoking and vaping
Limit excessive caffeine and alcohol
Do vocal warm-ups before speaking
Use resonance exercises like humming
Avoid straining your voice
Get enough sleep
Manage allergies and nasal congestion
Build overall strength and body mass if appropriate
Consult a speech therapist for voice training
See an ENT specialist if your voice changes suddenly or feels strained