Ottawa doesn't do hair any favors — humid, sticky summers and bone-dry winters, sometimes within the same month. Both work against smooth hair, just in different ways.
Summer humidity: the frizz problem
High humidity pushes moisture into the hair's cuticle unevenly, causing it to swell and lift — that's what creates frizz. Hair that's already prone to frizz gets hit hardest during Ottawa's humid stretches from June through August.
Winter dryness: the different problem
Cold air holds less moisture, and indoor heating strips even more of it — so winter hair issues usually look less like frizz and more like static, dullness, and breakage. It's a completely different problem requiring a different fix.
Which treatments actually hold up
A properly sealed cuticle — from keratin, hair botox, or nanoplastia — resists both extremes better than untreated hair, because the smoothed cuticle layer is naturally more resistant to the moisture swings that cause frizz in summer and the dryness that causes static in winter.
If your hair routine feels like it's constantly fighting the season, that's usually a sign the cuticle itself needs help — not just a different styling product.
— Rym