You dried your face with it this morning. It smelled a little off. You used it anyway.
That towel hangs on a hook behind your bathroom door. The room is warm. The air in Patna right now is soaked. Your towel went from wet to damp to a little less damp, and then you showered again and made it wet. It has not been fully dry in days.
The smell isn't you
Pick up the towel and smell it near the center. Sour. A bit like a rag left in a bucket overnight. That is not old sweat and it is not your soap wearing off. It is bacteria and mildew living in cotton that stays warm and damp. A bath towel is the perfect house for them. Thick, absorbent, folded over on itself, and never given a real chance to dry.
Here is the part that stings. You step out of the shower clean. Then you rub yourself down with the one thing in the room carrying the most bacteria. By afternoon, on the bike somewhere near Bailey Road, you catch a faint smell and blame the heat. It might be the towel you started your day with.
Why a towel in Patna never wins
A bedsheet is thin. It dries. A shirt is thin. It dries. A bath towel is built to hold water, and it keeps holding it long after you have hung it up.
In April the dry heat bails you out. Hang the towel on the balcony for a few hours and it comes back stiff and clean-smelling. July gives you nothing. The line stays wet. The air itself sits near ninety percent. A heavy towel on a shaded balcony in monsoon can hang a full day and still be damp at the fold. So it goes back on the hook half wet, and the smell only gets deeper.
Fabric softener is making it worse
Most people fighting a smelly towel reach for more softener. Do the opposite. Softener leaves a waxy film on the fibers. That film traps odor and blocks water, so the towel soaks up less and dries slower. Two problems out of one bottle. Skip it on towels completely.
A rule you can actually keep
Wash your bath towel every three or four uses, not once a month. Wash it hot. Leave out the softener. And do not put it back on the hook until it is bone dry, not almost dry.
That last step is the one that beats you in a Patna monsoon. You can do everything right and still have a towel that will not finish drying on your own line for two days. There is no shame in that. It is the weather, and the weather does not care.
That is the whole reason to hand it off. A hot machine wash and a proper dry, and the towel comes back light, soft, and with no smell at all. You hang up something fresh instead of hanging up yesterday's mildew.
Smell your towel tonight. If it is sour, it has been sour for a while. You just stopped noticing.