Toothbrush ko log tab tak use karte rehte hain jab tak bristles literally fan ban ke har side fail na jaye. Lekin ideal rule simple sa hai: roughly 3 months, ya jaisi hi bristles fray hone lagen.
Old, bent bristles teeth ke beech aur gum line tak effectively clean nahi kar pati. Upar se hard strokes aur bhi irritate kar sakte hain. Bacchon ke brushes to kabhi-kabhi 1–2 mahine me hi khatam ho jaate hain, kyunki wo aggressive brushers hote hain.
Illness (cold, flu, infection) ke baad toothbrush change karna bhi smart step hai, specially agar already old ho. Germs ko baar-baar invite karne se better hai naya brush start karna. Kisi aur ka brush “emergency me” use karna bilkul no-go hai.
Manual ho ya electric, basic cleaning rules same hi rehte hain. Electric brush heads ko bhi 3 months ke aas-paas replace karna chahiye. Usko use karne ka sabse bada fayda ye hai ki timing, pressure, aur motion thoda consistent ho jaata hai.
Brush ko upright, open air me dry hone do. Constantly closed, wet case me fungus/bacteria growth ka chance zyada hota hai. Bathroom ke flush ke bilkul paas rakhne se bhi—ideally—bachna chahiye.
Ek naya brush cheap sa investment hai, lekin cavity, gum treatment, root canal sab expensive combo ban sakte hain.
