We look at the UK startups helping to solve the problem while cashing in on the fitness boom.
Racefully is a social fitness platform that allows users to virtually run with friends and track where they are in the race while a built-in running commentary provides regular audio updates over their choice of music. An "environment equaliser" takes into account whether they're running uphill and downhill to make the group runs fair. Users can also set personal goals and track their progress.
The startup was founded in London in 2014 by Chris Pointon and David Naylor and has raised a total of £436,000 through crowdfunding campaign on Crowdcure and seed round arranged with SyndicateRoom.
TrackActive produces an exercise database that physiotherapists can use to create and send a fitness programme to a patient in under five minutes. Patients can then log their progress, add apps and provide feedback through an app.
The company was founded in 2012 by sports physiotherapist and physical performance coach Ian Prangley and technology entrepreneur Michael Levens and has raised €15,000 in seed funding from Startupbootcamp.
GoSweat helps people find and book nearby fitness classes that suit their budget and tastes by analysing information from partners and open datasets.
CPO Steph Newport-Booth got the idea after struggling to find the classes she wanted on Google. She founded the company in 2016 with CEO Alex Hind and CTO Kent McClymont CTO Kent McClymont and launched it in southwest London before expanding across the country.
TrainAsOne is an AI running coach that provides personalised training based on an individual's health, fitness level, goals and time. It does this by analysing data from phones and wearables on objectives, location, pace, heart rate, weather conditions and terrain to generate the best programme for their needs and objectives.
The developers analysed 5 million kilometres of running to develop the algorithms that match the user to their ideal workout. They also added an injury management feature and will further develop the system in the OpenActive Accelerator, a Sport England-backed initiative.
Onigo creates digital adventure games in London parks that boost both mental and physical health.
Users access their adventure through a smartphone link, choose their activity level and follow the instructions to find checkpoints, solve puzzles and collect clues in order to complete their mission before the 60 minutes time limit runs out.
SPRYT is a free social network for fitness that helps people find local training partners, coaches and classes for more than 100,000 activities.
Users sign up through a Facebook account, select the sports and activities they want to do, and then use the search feature to find local teammates, opponents, trainers and facilities. They can send other users a connection request to privately organise the activity and connect with coaches and clubs via email or a Spryt direct message.
MyCustomerLens produces a browser-based platform that generates customised insights on the customers of sports and fitness businesses. The system uses machine learning algorithms to turn online conversations, survey responses and CRM data into real-time actionable data on how to reach, engage and retain customers.
The Glasgow-based startup was founded by sports photojournalist and marketer Paul Roberts in 2017 and joined ukactive's ActiveLab accelerator programme the next year.
FitnessGenes provides genetically-optimised diet and exercise plans via DNA testing. Users provide a saliva that genetic scientists analyse to provide a personalised workout plan based on DNA, lifestyle data and body composition goals.
The company was founded in 2013 by a team that included two PhD genetic scientists, a BSc nutritionist and a medic who was also a certified personal trainer. They've since raised a total of $6.6 million (£5 million).
9. iPrescribe Exercise
iPrescribe Exercise provides automated, personalised and graduated physical activity programmes for people suffering from or at risk or chronic health conditions.
The free app sets exercise intensity and duration tailored to the user and then produces a report based on their health data. Features include heart rate monitoring, exercise videos and GPS tracking of walking, running and cycling.
The startup was founded by physiotherapists Lewis and Carron Manning in 2016 and selected for the 2018 cohort of the OpenActive Accelerator.
Physitrack provides remote physiotherapy exercise videos, real-time outcome tracking and notifications and integrated telehealth and messaging consultations.
The company's cofounders got the idea for Physitrack after a relative recovering from a knee operation struggled to follow a poor-quality paper exercise guide he had been given to help him recover. They thought digital technology could provide a better alternative.
The startup was founded in London in 2012 and has raised $3.5 million (£2.6 million) so far across one seed and two venture funding rounds.
11. Find a Player
Find a Player makes organising games and finding players easier by connecting athletes with events in their area through an app.
Users can search local games to join across a range of sports, organise matches and search for players that are available nearby, track the skill and reliability of players to match individuals with the right games, and build their own personal network of sports people.
The startup was founded in 2013 and has since raised £149,000 in seed funding.
Baby2Body is an app that helps pregnant women and mothers improve their health and wellbeing. The app tracks the due date and then the child's age and offers daily pregnancy tips and weekly advice for new mothers that are personalised to their needs and those of their baby's. The fitness advice is available as text, videos or podcasts.
The company was founded in 2014 by sports psychologist, entrepreneur and mother-of-two Melinda Nicci, and has raised a total of £1.5 million in funding.
13. Gym Plan
Gym Plan is a personal trainer app that provides tailored workout and nutrition plans from fitness experts. Customers answer questions about their goals and the time they have available and are then sent interactive written plans with demo videos that suit their needs. They can also use chat facilities if they need further expert advice.
The startup was known as Fit Gurus when it was founded in 2014. It later rebranded as Gym Plan and has gone on to raise £400,000.